321056710

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{23081}}^1$

素因数の和:23208

約数の個数: 32

約数和(自身を含む): 628199712

約数和(自身を除く): 307143002

約数列:

[1, 2, 5, 10, 13, 26, 65, 107, 130, 214, 535, 1070, 1391, 2782, 6955, 13910, 23081, 46162, 115405, 230810, 300053, 600106, 1500265, 2469667, 3000530, 4939334, 12348335, 24696670, 32105671, 64211342, 160528355, 321056710]

約数ペア:

[(1, 321056710), (2, 160528355), (5, 64211342), (10, 32105671), (13, 24696670), (26, 12348335), (65, 4939334), (107, 3000530), (130, 2469667), (214, 1500265), (535, 600106), (1070, 300053), (1391, 230810), (2782, 115405), (6955, 46162), (13910, 23081)]