389617930

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{130307}}^1$

素因数の和:130350

約数の個数: 32

約数和(自身を含む): 788102784

約数和(自身を除く): 398484854

約数列:

[1, 2, 5, 10, 13, 23, 26, 46, 65, 115, 130, 230, 299, 598, 1495, 2990, 130307, 260614, 651535, 1303070, 1693991, 2997061, 3387982, 5994122, 8469955, 14985305, 16939910, 29970610, 38961793, 77923586, 194808965, 389617930]

約数ペア:

[(1, 389617930), (2, 194808965), (5, 77923586), (10, 38961793), (13, 29970610), (23, 16939910), (26, 14985305), (46, 8469955), (65, 5994122), (115, 3387982), (130, 2997061), (230, 1693991), (299, 1303070), (598, 651535), (1495, 260614), (2990, 130307)]