279968008

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{8287}}^1$

素因数の和:8437

約数の個数: 32

約数和(自身を含む): 543029760

約数和(自身を除く): 263061752

約数列:

[1, 2, 4, 8, 41, 82, 103, 164, 206, 328, 412, 824, 4223, 8287, 8446, 16574, 16892, 33148, 33784, 66296, 339767, 679534, 853561, 1359068, 1707122, 2718136, 3414244, 6828488, 34996001, 69992002, 139984004, 279968008]

約数ペア:

[(1, 279968008), (2, 139984004), (4, 69992002), (8, 34996001), (41, 6828488), (82, 3414244), (103, 2718136), (164, 1707122), (206, 1359068), (328, 853561), (412, 679534), (824, 339767), (4223, 66296), (8287, 33784), (8446, 33148), (16574, 16892)]