308906990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{317}}^1\times {\mathrm{13921}}^1$

素因数の和:14252

約数の個数: 32

約数和(自身を含む): 637516224

約数和(自身を除く): 328609234

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 317, 634, 1585, 2219, 3170, 4438, 11095, 13921, 22190, 27842, 69605, 97447, 139210, 194894, 487235, 974470, 4412957, 8825914, 22064785, 30890699, 44129570, 61781398, 154453495, 308906990]

約数ペア:

[(1, 308906990), (2, 154453495), (5, 61781398), (7, 44129570), (10, 30890699), (14, 22064785), (35, 8825914), (70, 4412957), (317, 974470), (634, 487235), (1585, 194894), (2219, 139210), (3170, 97447), (4438, 69605), (11095, 27842), (13921, 22190)]