215917614556

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{2687}}^1\times {\mathrm{124777}}^1$

素因数の和:127498

約数の個数: 48

約数和(自身を含む): 450781986816

約数和(自身を除く): 234864372260

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 322, 644, 2687, 5374, 10748, 18809, 37618, 61801, 75236, 123602, 124777, 247204, 249554, 432607, 499108, 865214, 873439, 1730428, 1746878, 2869871, 3493756, 5739742, 11479484, 20089097, 40178194, 80356388, 335275799, 670551598, 1341103196, 2346930593, 4693861186, 7711343377, 9387722372, 15422686754, 30845373508, 53979403639, 107958807278, 215917614556]

約数ペア:

[(1, 215917614556), (2, 107958807278), (4, 53979403639), (7, 30845373508), (14, 15422686754), (23, 9387722372), (28, 7711343377), (46, 4693861186), (92, 2346930593), (161, 1341103196), (322, 670551598), (644, 335275799), (2687, 80356388), (5374, 40178194), (10748, 20089097), (18809, 11479484), (37618, 5739742), (61801, 3493756), (75236, 2869871), (123602, 1746878), (124777, 1730428), (247204, 873439), (249554, 865214), (432607, 499108)]