89881631

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{173}}^1\times {\mathrm{461}}^1$

素因数の和:671

約数の個数: 24

約数和(自身を含む): 109970784

約数和(自身を除く): 20089153

約数列:

[1, 7, 23, 49, 161, 173, 461, 1127, 1211, 3227, 3979, 8477, 10603, 22589, 27853, 74221, 79753, 194971, 519547, 558271, 1834319, 3907897, 12840233, 89881631]

約数ペア:

[(1, 89881631), (7, 12840233), (23, 3907897), (49, 1834319), (161, 558271), (173, 519547), (461, 194971), (1127, 79753), (1211, 74221), (3227, 27853), (3979, 22589), (8477, 10603)]