1999291245

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1002151}}^1$

素因数の和:1002185

約数の個数: 32

約数和(自身を含む): 3848263680

約数和(自身を除く): 1848972435

約数列:

[1, 3, 5, 7, 15, 19, 21, 35, 57, 95, 105, 133, 285, 399, 665, 1995, 1002151, 3006453, 5010755, 7015057, 15032265, 19040869, 21045171, 35075285, 57122607, 95204345, 105225855, 133286083, 285613035, 399858249, 666430415, 1999291245]

約数ペア:

[(1, 1999291245), (3, 666430415), (5, 399858249), (7, 285613035), (15, 133286083), (19, 105225855), (21, 95204345), (35, 57122607), (57, 35075285), (95, 21045171), (105, 19040869), (133, 15032265), (285, 7015057), (399, 5010755), (665, 3006453), (1995, 1002151)]