81030345

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{25847}}^1$

素因数の和:25885

約数の個数: 32

約数和(自身を含む): 148884480

約数和(自身を除く): 67854135

約数列:

[1, 3, 5, 11, 15, 19, 33, 55, 57, 95, 165, 209, 285, 627, 1045, 3135, 25847, 77541, 129235, 284317, 387705, 491093, 852951, 1421585, 1473279, 2455465, 4264755, 5402023, 7366395, 16206069, 27010115, 81030345]

約数ペア:

[(1, 81030345), (3, 27010115), (5, 16206069), (11, 7366395), (15, 5402023), (19, 4264755), (33, 2455465), (55, 1473279), (57, 1421585), (95, 852951), (165, 491093), (209, 387705), (285, 284317), (627, 129235), (1045, 77541), (3135, 25847)]