2087385

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{67}}^2$

素因数の和:173

約数の個数: 24

約数和(自身を含む): 3499776

約数和(自身を除く): 1412391

約数列:

[1, 3, 5, 15, 31, 67, 93, 155, 201, 335, 465, 1005, 2077, 4489, 6231, 10385, 13467, 22445, 31155, 67335, 139159, 417477, 695795, 2087385]

約数ペア:

[(1, 2087385), (3, 695795), (5, 417477), (15, 139159), (31, 67335), (67, 31155), (93, 22445), (155, 13467), (201, 10385), (335, 6231), (465, 4489), (1005, 2077)]