215173406

素因数分解:

$2^1\times 7^2\times {\mathrm{79}}^1\times {\mathrm{27793}}^1$

素因数の和:27888

約数の個数: 24

約数和(自身を含む): 380221920

約数和(自身を除く): 165048514

約数列:

[1, 2, 7, 14, 49, 79, 98, 158, 553, 1106, 3871, 7742, 27793, 55586, 194551, 389102, 1361857, 2195647, 2723714, 4391294, 15369529, 30739058, 107586703, 215173406]

約数ペア:

[(1, 215173406), (2, 107586703), (7, 30739058), (14, 15369529), (49, 4391294), (79, 2723714), (98, 2195647), (158, 1361857), (553, 389102), (1106, 194551), (3871, 55586), (7742, 27793)]