161217329

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{57149}}^1$

素因数の和:57200

約数の個数: 16

約数和(自身を含む): 204825600

約数和(自身を除く): 43608271

約数列:

[1, 7, 13, 31, 91, 217, 403, 2821, 57149, 400043, 742937, 1771619, 5200559, 12401333, 23031047, 161217329]

約数ペア:

[(1, 161217329), (7, 23031047), (13, 12401333), (31, 5200559), (91, 1771619), (217, 742937), (403, 400043), (2821, 57149)]