1391784407

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{370451}}^1$

素因数の和:370498

約数の個数: 12

約数和(自身を含む): 1592202696

約数和(自身を除く): 200418289

約数列:

[1, 13, 17, 221, 289, 3757, 370451, 4815863, 6297667, 81869671, 107060339, 1391784407]

約数ペア:

[(1, 1391784407), (13, 107060339), (17, 81869671), (221, 6297667), (289, 4815863), (3757, 370451)]