647438730

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{211}}^1\times {\mathrm{4447}}^1$

素因数の和:4691

約数の個数: 64

約数和(自身を含む): 1629462528

約数和(自身を除く): 982023798

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 115, 138, 211, 230, 345, 422, 633, 690, 1055, 1266, 2110, 3165, 4447, 4853, 6330, 8894, 9706, 13341, 14559, 22235, 24265, 26682, 29118, 44470, 48530, 66705, 72795, 102281, 133410, 145590, 204562, 306843, 511405, 613686, 938317, 1022810, 1534215, 1876634, 2814951, 3068430, 4691585, 5629902, 9383170, 14074755, 21581291, 28149510, 43162582, 64743873, 107906455, 129487746, 215812910, 323719365, 647438730]

約数ペア:

[(1, 647438730), (2, 323719365), (3, 215812910), (5, 129487746), (6, 107906455), (10, 64743873), (15, 43162582), (23, 28149510), (30, 21581291), (46, 14074755), (69, 9383170), (115, 5629902), (138, 4691585), (211, 3068430), (230, 2814951), (345, 1876634), (422, 1534215), (633, 1022810), (690, 938317), (1055, 613686), (1266, 511405), (2110, 306843), (3165, 204562), (4447, 145590), (4853, 133410), (6330, 102281), (8894, 72795), (9706, 66705), (13341, 48530), (14559, 44470), (22235, 29118), (24265, 26682)]