215564219

素因数分解:

${\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{431}}^1\times {\mathrm{487}}^1$

素因数の和:1010

約数の個数: 16

約数和(自身を含む): 236113920

約数和(自身を除く): 20549701

約数列:

[1, 13, 79, 431, 487, 1027, 5603, 6331, 34049, 38473, 209897, 442637, 500149, 2728661, 16581863, 215564219]

約数ペア:

[(1, 215564219), (13, 16581863), (79, 2728661), (431, 500149), (487, 442637), (1027, 209897), (5603, 38473), (6331, 34049)]