81412798

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{137}}^1\times {\mathrm{7247}}^1$

素因数の和:7427

約数の個数: 16

約数和(自身を含む): 126028224

約数和(自身を除く): 44615426

約数列:

[1, 2, 41, 82, 137, 274, 5617, 7247, 11234, 14494, 297127, 594254, 992839, 1985678, 40706399, 81412798]

約数ペア:

[(1, 81412798), (2, 40706399), (41, 1985678), (82, 992839), (137, 594254), (274, 297127), (5617, 14494), (7247, 11234)]