221712596

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{2797}}^1$

素因数の和:2976

約数の個数: 48

約数和(自身を含む): 470064000

約数和(自身を除く): 248351404

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 149, 266, 298, 532, 596, 1043, 2086, 2797, 2831, 4172, 5594, 5662, 11188, 11324, 19579, 19817, 39158, 39634, 53143, 78316, 79268, 106286, 212572, 372001, 416753, 744002, 833506, 1488004, 1667012, 2917271, 5834542, 7918307, 11669084, 15836614, 31673228, 55428149, 110856298, 221712596]

約数ペア:

[(1, 221712596), (2, 110856298), (4, 55428149), (7, 31673228), (14, 15836614), (19, 11669084), (28, 7918307), (38, 5834542), (76, 2917271), (133, 1667012), (149, 1488004), (266, 833506), (298, 744002), (532, 416753), (596, 372001), (1043, 212572), (2086, 106286), (2797, 79268), (2831, 78316), (4172, 53143), (5594, 39634), (5662, 39158), (11188, 19817), (11324, 19579)]