28365372

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{3631}}^1$

素因数の和:3679

約数の個数: 72

約数和(自身を含む): 84611072

約数和(自身を除く): 56245700

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 31, 36, 42, 62, 63, 84, 93, 124, 126, 186, 217, 252, 279, 372, 434, 558, 651, 868, 1116, 1302, 1953, 2604, 3631, 3906, 7262, 7812, 10893, 14524, 21786, 25417, 32679, 43572, 50834, 65358, 76251, 101668, 112561, 130716, 152502, 225122, 228753, 305004, 337683, 450244, 457506, 675366, 787927, 915012, 1013049, 1350732, 1575854, 2026098, 2363781, 3151708, 4052196, 4727562, 7091343, 9455124, 14182686, 28365372]

約数ペア:

[(1, 28365372), (2, 14182686), (3, 9455124), (4, 7091343), (6, 4727562), (7, 4052196), (9, 3151708), (12, 2363781), (14, 2026098), (18, 1575854), (21, 1350732), (28, 1013049), (31, 915012), (36, 787927), (42, 675366), (62, 457506), (63, 450244), (84, 337683), (93, 305004), (124, 228753), (126, 225122), (186, 152502), (217, 130716), (252, 112561), (279, 101668), (372, 76251), (434, 65358), (558, 50834), (651, 43572), (868, 32679), (1116, 25417), (1302, 21786), (1953, 14524), (2604, 10893), (3631, 7812), (3906, 7262)]