28403239452

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{107}}^1\times {\mathrm{347}}^1\times {\mathrm{1301}}^1$

素因数の和:1776

約数の個数: 144

約数和(自身を含む): 78099251328

約数和(自身を除く): 49696011876

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 107, 147, 196, 214, 294, 321, 347, 428, 588, 642, 694, 749, 1041, 1284, 1301, 1388, 1498, 2082, 2247, 2429, 2602, 2996, 3903, 4164, 4494, 4858, 5204, 5243, 7287, 7806, 8988, 9107, 9716, 10486, 14574, 15612, 15729, 17003, 18214, 20972, 27321, 29148, 31458, 34006, 36428, 37129, 51009, 54642, 62916, 63749, 68012, 74258, 102018, 109284, 111387, 127498, 139207, 148516, 191247, 204036, 222774, 254996, 259903, 278414, 382494, 417621, 445548, 451447, 519806, 556828, 764988, 779709, 835242, 902894, 974449, 1039612, 1354341, 1559418, 1670484, 1805788, 1819321, 1948898, 2708682, 2923347, 3118836, 3160129, 3638642, 3897796, 5417364, 5457963, 5846694, 6320258, 6821143, 7277284, 9480387, 10915926, 11693388, 12640516, 13642286, 18960774, 20463429, 21831852, 22120903, 27284572, 37921548, 40926858, 44241806, 48304829, 66362709, 81853716, 88483612, 96609658, 132725418, 144914487, 193219316, 265450836, 289828974, 338133803, 579657948, 676267606, 1014401409, 1352535212, 2028802818, 2366936621, 4057605636, 4733873242, 7100809863, 9467746484, 14201619726, 28403239452]

約数ペア:

[(1, 28403239452), (2, 14201619726), (3, 9467746484), (4, 7100809863), (6, 4733873242), (7, 4057605636), (12, 2366936621), (14, 2028802818), (21, 1352535212), (28, 1014401409), (42, 676267606), (49, 579657948), (84, 338133803), (98, 289828974), (107, 265450836), (147, 193219316), (196, 144914487), (214, 132725418), (294, 96609658), (321, 88483612), (347, 81853716), (428, 66362709), (588, 48304829), (642, 44241806), (694, 40926858), (749, 37921548), (1041, 27284572), (1284, 22120903), (1301, 21831852), (1388, 20463429), (1498, 18960774), (2082, 13642286), (2247, 12640516), (2429, 11693388), (2602, 10915926), (2996, 9480387), (3903, 7277284), (4164, 6821143), (4494, 6320258), (4858, 5846694), (5204, 5457963), (5243, 5417364), (7287, 3897796), (7806, 3638642), (8988, 3160129), (9107, 3118836), (9716, 2923347), (10486, 2708682), (14574, 1948898), (15612, 1819321), (15729, 1805788), (17003, 1670484), (18214, 1559418), (20972, 1354341), (27321, 1039612), (29148, 974449), (31458, 902894), (34006, 835242), (36428, 779709), (37129, 764988), (51009, 556828), (54642, 519806), (62916, 451447), (63749, 445548), (68012, 417621), (74258, 382494), (102018, 278414), (109284, 259903), (111387, 254996), (127498, 222774), (139207, 204036), (148516, 191247)]