397206973796

素因数分解:

$2^2\times {\mathrm{1117}}^1\times {\mathrm{88900397}}^1$

素因数の和:88901518

約数の個数: 12

約数和(自身を含む): 695734514748

約数和(自身を除く): 298527540952

約数列:

[1, 2, 4, 1117, 2234, 4468, 88900397, 177800794, 355601588, 99301743449, 198603486898, 397206973796]

約数ペア:

[(1, 397206973796), (2, 198603486898), (4, 99301743449), (1117, 355601588), (2234, 177800794), (4468, 88900397)]