210399685893

素因数分解:

$3^3\times {\mathrm{43}}^1\times {\mathrm{181222813}}^1$

素因数の和:181222865

約数の個数: 16

約数和(自身を含む): 318952152640

約数和(自身を除く): 108552466747

約数列:

[1, 3, 9, 27, 43, 129, 387, 1161, 181222813, 543668439, 1631005317, 4893015951, 7792580959, 23377742877, 70133228631, 210399685893]

約数ペア:

[(1, 210399685893), (3, 70133228631), (9, 23377742877), (27, 7792580959), (43, 4893015951), (129, 1631005317), (387, 543668439), (1161, 181222813)]