253815588

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{2753}}^1$

素因数の和:2973

約数の個数: 72

約数和(自身を含む): 694702008

約数和(自身を除く): 440886420

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 197, 234, 394, 468, 591, 788, 1182, 1773, 2364, 2561, 2753, 3546, 5122, 5506, 7092, 7683, 8259, 10244, 11012, 15366, 16518, 23049, 24777, 30732, 33036, 35789, 46098, 49554, 71578, 92196, 99108, 107367, 143156, 214734, 322101, 429468, 542341, 644202, 1084682, 1288404, 1627023, 2169364, 3254046, 4881069, 6508092, 7050433, 9762138, 14100866, 19524276, 21151299, 28201732, 42302598, 63453897, 84605196, 126907794, 253815588]

約数ペア:

[(1, 253815588), (2, 126907794), (3, 84605196), (4, 63453897), (6, 42302598), (9, 28201732), (12, 21151299), (13, 19524276), (18, 14100866), (26, 9762138), (36, 7050433), (39, 6508092), (52, 4881069), (78, 3254046), (117, 2169364), (156, 1627023), (197, 1288404), (234, 1084682), (394, 644202), (468, 542341), (591, 429468), (788, 322101), (1182, 214734), (1773, 143156), (2364, 107367), (2561, 99108), (2753, 92196), (3546, 71578), (5122, 49554), (5506, 46098), (7092, 35789), (7683, 33036), (8259, 30732), (10244, 24777), (11012, 23049), (15366, 16518)]