139931168

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{336373}}^1$

素因数の和:336396

約数の個数: 24

約数和(自身を含む): 296681868

約数和(自身を除く): 156750700

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 416, 336373, 672746, 1345492, 2690984, 4372849, 5381968, 8745698, 10763936, 17491396, 34982792, 69965584, 139931168]

約数ペア:

[(1, 139931168), (2, 69965584), (4, 34982792), (8, 17491396), (13, 10763936), (16, 8745698), (26, 5381968), (32, 4372849), (52, 2690984), (104, 1345492), (208, 672746), (416, 336373)]