209965356

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{4003}}^1$

素因数の和:4091

約数の個数: 72

約数和(自身を含む): 559663104

約数和(自身を除く): 349697748

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 47, 62, 93, 94, 124, 141, 186, 188, 279, 282, 372, 423, 558, 564, 846, 1116, 1457, 1692, 2914, 4003, 4371, 5828, 8006, 8742, 12009, 13113, 16012, 17484, 24018, 26226, 36027, 48036, 52452, 72054, 124093, 144108, 188141, 248186, 372279, 376282, 496372, 564423, 744558, 752564, 1116837, 1128846, 1489116, 1693269, 2233674, 2257692, 3386538, 4467348, 5832371, 6773076, 11664742, 17497113, 23329484, 34994226, 52491339, 69988452, 104982678, 209965356]

約数ペア:

[(1, 209965356), (2, 104982678), (3, 69988452), (4, 52491339), (6, 34994226), (9, 23329484), (12, 17497113), (18, 11664742), (31, 6773076), (36, 5832371), (47, 4467348), (62, 3386538), (93, 2257692), (94, 2233674), (124, 1693269), (141, 1489116), (186, 1128846), (188, 1116837), (279, 752564), (282, 744558), (372, 564423), (423, 496372), (558, 376282), (564, 372279), (846, 248186), (1116, 188141), (1457, 144108), (1692, 124093), (2914, 72054), (4003, 52452), (4371, 48036), (5828, 36027), (8006, 26226), (8742, 24018), (12009, 17484), (13113, 16012)]