686096

素因数分解:

$2^4\times {\mathrm{137}}^1\times {\mathrm{313}}^1$

素因数の和:458

約数の個数: 20

約数和(自身を含む): 1343292

約数和(自身を除く): 657196

約数列:

[1, 2, 4, 8, 16, 137, 274, 313, 548, 626, 1096, 1252, 2192, 2504, 5008, 42881, 85762, 171524, 343048, 686096]

約数ペア:

[(1, 686096), (2, 343048), (4, 171524), (8, 85762), (16, 42881), (137, 5008), (274, 2504), (313, 2192), (548, 1252), (626, 1096)]