978015621

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{20341}}^1$

素因数の和:20433

約数の個数: 32

約数和(自身を含む): 1499774976

約数和(自身を除く): 521759355

約数列:

[1, 3, 11, 31, 33, 47, 93, 141, 341, 517, 1023, 1457, 1551, 4371, 16027, 20341, 48081, 61023, 223751, 630571, 671253, 956027, 1891713, 2868081, 6936281, 10516297, 20808843, 29636837, 31548891, 88910511, 326005207, 978015621]

約数ペア:

[(1, 978015621), (3, 326005207), (11, 88910511), (31, 31548891), (33, 29636837), (47, 20808843), (93, 10516297), (141, 6936281), (341, 2868081), (517, 1891713), (1023, 956027), (1457, 671253), (1551, 630571), (4371, 223751), (16027, 61023), (20341, 48081)]