1231269

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{241}}^1$

素因数の和:388

約数の個数: 16

約数和(自身を含む): 1788864

約数和(自身を除く): 557595

約数列:

[1, 3, 13, 39, 131, 241, 393, 723, 1703, 3133, 5109, 9399, 31571, 94713, 410423, 1231269]

約数ペア:

[(1, 1231269), (3, 410423), (13, 94713), (39, 31571), (131, 9399), (241, 5109), (393, 3133), (723, 1703)]