388561986

素因数分解:

$2^1\times 3^2\times {\mathrm{211}}^1\times {\mathrm{263}}^1\times {\mathrm{389}}^1$

素因数の和:871

約数の個数: 48

約数和(自身を含む): 851273280

約数和(自身を除く): 462711294

約数列:

[1, 2, 3, 6, 9, 18, 211, 263, 389, 422, 526, 633, 778, 789, 1167, 1266, 1578, 1899, 2334, 2367, 3501, 3798, 4734, 7002, 55493, 82079, 102307, 110986, 164158, 166479, 204614, 246237, 306921, 332958, 492474, 499437, 613842, 738711, 920763, 998874, 1477422, 1841526, 21586777, 43173554, 64760331, 129520662, 194280993, 388561986]

約数ペア:

[(1, 388561986), (2, 194280993), (3, 129520662), (6, 64760331), (9, 43173554), (18, 21586777), (211, 1841526), (263, 1477422), (389, 998874), (422, 920763), (526, 738711), (633, 613842), (778, 499437), (789, 492474), (1167, 332958), (1266, 306921), (1578, 246237), (1899, 204614), (2334, 166479), (2367, 164158), (3501, 110986), (3798, 102307), (4734, 82079), (7002, 55493)]