86020263

素因数分解:

$3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{19231}}^1$

素因数の和:19315

約数の個数: 24

約数和(自身を含む): 144009216

約数和(自身を除く): 57988953

約数列:

[1, 3, 7, 9, 21, 63, 71, 213, 497, 639, 1491, 4473, 19231, 57693, 134617, 173079, 403851, 1211553, 1365401, 4096203, 9557807, 12288609, 28673421, 86020263]

約数ペア:

[(1, 86020263), (3, 28673421), (7, 12288609), (9, 9557807), (21, 4096203), (63, 1365401), (71, 1211553), (213, 403851), (497, 173079), (639, 134617), (1491, 57693), (4473, 19231)]