205658921

素因数分解:

${\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{421}}^1\times {\mathrm{709}}^1$

素因数の和:1196

約数の個数: 16

約数和(自身を含む): 226512720

約数和(自身を除く): 20853799

約数列:

[1, 13, 53, 421, 689, 709, 5473, 9217, 22313, 37577, 290069, 298489, 488501, 3880357, 15819917, 205658921]

約数ペア:

[(1, 205658921), (13, 15819917), (53, 3880357), (421, 488501), (689, 298489), (709, 290069), (5473, 37577), (9217, 22313)]