409493366

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{157}}^1\times {\mathrm{21379}}^1$

素因数の和:21599

約数の個数: 16

約数和(自身を含む): 628315440

約数和(自身を除く): 218822074

約数列:

[1, 2, 61, 122, 157, 314, 9577, 19154, 21379, 42758, 1304119, 2608238, 3356503, 6713006, 204746683, 409493366]

約数ペア:

[(1, 409493366), (2, 204746683), (61, 6713006), (122, 3356503), (157, 2608238), (314, 1304119), (9577, 42758), (19154, 21379)]