630097947

素因数分解:

$3^4\times {\mathrm{1597}}^1\times {\mathrm{4871}}^1$

素因数の和:6480

約数の個数: 20

約数和(自身を含む): 942040176

約数和(自身を除く): 311942229

約数列:

[1, 3, 9, 27, 81, 1597, 4791, 4871, 14373, 14613, 43119, 43839, 129357, 131517, 394551, 7778987, 23336961, 70010883, 210032649, 630097947]

約数ペア:

[(1, 630097947), (3, 210032649), (9, 70010883), (27, 23336961), (81, 7778987), (1597, 394551), (4791, 131517), (4871, 129357), (14373, 43839), (14613, 43119)]