172840004

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{1393871}}^1$

素因数の和:1393906

約数の個数: 12

約数和(自身を含む): 312227328

約数和(自身を除く): 139387324

約数列:

[1, 2, 4, 31, 62, 124, 1393871, 2787742, 5575484, 43210001, 86420002, 172840004]

約数ペア:

[(1, 172840004), (2, 86420002), (4, 43210001), (31, 5575484), (62, 2787742), (124, 1393871)]