15212113

素因数分解:

$7^1\times {\mathrm{53}}^1\times {\mathrm{131}}^1\times {\mathrm{313}}^1$

素因数の和:504

約数の個数: 16

約数和(自身を含む): 17905536

約数和(自身を除く): 2693423

約数列:

[1, 7, 53, 131, 313, 371, 917, 2191, 6943, 16589, 41003, 48601, 116123, 287021, 2173159, 15212113]

約数ペア:

[(1, 15212113), (7, 2173159), (53, 287021), (131, 116123), (313, 48601), (371, 41003), (917, 16589), (2191, 6943)]