80905734

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{49393}}^1$

素因数の和:49421

約数の個数: 48

約数和(自身を含む): 215752992

約数和(自身を除く): 134847258

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 39, 42, 63, 78, 91, 117, 126, 182, 234, 273, 546, 819, 1638, 49393, 98786, 148179, 296358, 345751, 444537, 642109, 691502, 889074, 1037253, 1284218, 1926327, 2074506, 3111759, 3852654, 4494763, 5778981, 6223518, 8989526, 11557962, 13484289, 26968578, 40452867, 80905734]

約数ペア:

[(1, 80905734), (2, 40452867), (3, 26968578), (6, 13484289), (7, 11557962), (9, 8989526), (13, 6223518), (14, 5778981), (18, 4494763), (21, 3852654), (26, 3111759), (39, 2074506), (42, 1926327), (63, 1284218), (78, 1037253), (91, 889074), (117, 691502), (126, 642109), (182, 444537), (234, 345751), (273, 296358), (546, 148179), (819, 98786), (1638, 49393)]