68958198

素因数分解:

$2^1\times 3^2\times {\mathrm{31}}^1\times {\mathrm{123581}}^1$

素因数の和:123620

約数の個数: 24

約数和(自身を含む): 154230336

約数和(自身を除く): 85272138

約数列:

[1, 2, 3, 6, 9, 18, 31, 62, 93, 186, 279, 558, 123581, 247162, 370743, 741486, 1112229, 2224458, 3831011, 7662022, 11493033, 22986066, 34479099, 68958198]

約数ペア:

[(1, 68958198), (2, 34479099), (3, 22986066), (6, 11493033), (9, 7662022), (18, 3831011), (31, 2224458), (62, 1112229), (93, 741486), (186, 370743), (279, 247162), (558, 123581)]