82641979

素因数分解:

$7^2\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{577}}^1$

素因数の和:707

約数の個数: 24

約数和(自身を含む): 100155840

約数和(自身を除く): 17513861

約数列:

[1, 7, 37, 49, 79, 259, 553, 577, 1813, 2923, 3871, 4039, 20461, 21349, 28273, 45583, 143227, 149443, 319081, 1046101, 1686571, 2233567, 11805997, 82641979]

約数ペア:

[(1, 82641979), (7, 11805997), (37, 2233567), (49, 1686571), (79, 1046101), (259, 319081), (553, 149443), (577, 143227), (1813, 45583), (2923, 28273), (3871, 21349), (4039, 20461)]