66980277

素因数分解:

$3^5\times 7^1\times {\mathrm{13}}^2\times {\mathrm{233}}^1$

素因数の和:281

約数の個数: 72

約数和(自身を含む): 124697664

約数和(自身を除く): 57717387

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 63, 81, 91, 117, 169, 189, 233, 243, 273, 351, 507, 567, 699, 819, 1053, 1183, 1521, 1631, 1701, 2097, 2457, 3029, 3159, 3549, 4563, 4893, 6291, 7371, 9087, 10647, 13689, 14679, 18873, 21203, 22113, 27261, 31941, 39377, 41067, 44037, 56619, 63609, 81783, 95823, 118131, 132111, 190827, 245349, 275639, 287469, 354393, 396333, 572481, 736047, 826917, 1063179, 1717443, 2480751, 3189537, 5152329, 7442253, 9568611, 22326759, 66980277]

約数ペア:

[(1, 66980277), (3, 22326759), (7, 9568611), (9, 7442253), (13, 5152329), (21, 3189537), (27, 2480751), (39, 1717443), (63, 1063179), (81, 826917), (91, 736047), (117, 572481), (169, 396333), (189, 354393), (233, 287469), (243, 275639), (273, 245349), (351, 190827), (507, 132111), (567, 118131), (699, 95823), (819, 81783), (1053, 63609), (1183, 56619), (1521, 44037), (1631, 41067), (1701, 39377), (2097, 31941), (2457, 27261), (3029, 22113), (3159, 21203), (3549, 18873), (4563, 14679), (4893, 13689), (6291, 10647), (7371, 9087)]