157215538

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{191}}^1\times {\mathrm{21661}}^1$

素因数の和:21873

約数の個数: 16

約数和(自身を含む): 249546240

約数和(自身を除く): 92330702

約数列:

[1, 2, 19, 38, 191, 382, 3629, 7258, 21661, 43322, 411559, 823118, 4137251, 8274502, 78607769, 157215538]

約数ペア:

[(1, 157215538), (2, 78607769), (19, 8274502), (38, 4137251), (191, 823118), (382, 411559), (3629, 43322), (7258, 21661)]