31771116

素因数分解:

$2^2\times 3^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{397}}^1$

素因数の和:445

約数の個数: 120

約数和(自身を含む): 94389680

約数和(自身を除く): 62618564

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 19, 26, 27, 36, 38, 39, 52, 54, 57, 76, 78, 81, 108, 114, 117, 156, 162, 171, 228, 234, 247, 324, 342, 351, 397, 468, 494, 513, 684, 702, 741, 794, 988, 1026, 1053, 1191, 1404, 1482, 1539, 1588, 2052, 2106, 2223, 2382, 2964, 3078, 3573, 4212, 4446, 4764, 5161, 6156, 6669, 7146, 7543, 8892, 10322, 10719, 13338, 14292, 15086, 15483, 20007, 20644, 21438, 22629, 26676, 30172, 30966, 32157, 40014, 42876, 45258, 46449, 61932, 64314, 67887, 80028, 90516, 92898, 98059, 128628, 135774, 139347, 185796, 196118, 203661, 271548, 278694, 294177, 392236, 407322, 418041, 557388, 588354, 610983, 814644, 836082, 882531, 1176708, 1221966, 1672164, 1765062, 2443932, 2647593, 3530124, 5295186, 7942779, 10590372, 15885558, 31771116]

約数ペア:

[(1, 31771116), (2, 15885558), (3, 10590372), (4, 7942779), (6, 5295186), (9, 3530124), (12, 2647593), (13, 2443932), (18, 1765062), (19, 1672164), (26, 1221966), (27, 1176708), (36, 882531), (38, 836082), (39, 814644), (52, 610983), (54, 588354), (57, 557388), (76, 418041), (78, 407322), (81, 392236), (108, 294177), (114, 278694), (117, 271548), (156, 203661), (162, 196118), (171, 185796), (228, 139347), (234, 135774), (247, 128628), (324, 98059), (342, 92898), (351, 90516), (397, 80028), (468, 67887), (494, 64314), (513, 61932), (684, 46449), (702, 45258), (741, 42876), (794, 40014), (988, 32157), (1026, 30966), (1053, 30172), (1191, 26676), (1404, 22629), (1482, 21438), (1539, 20644), (1588, 20007), (2052, 15483), (2106, 15086), (2223, 14292), (2382, 13338), (2964, 10719), (3078, 10322), (3573, 8892), (4212, 7543), (4446, 7146), (4764, 6669), (5161, 6156)]