9987567

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1\times {\mathrm{557}}^1$

素因数の和:742

約数の個数: 16

約数和(自身を含む): 13749120

約数和(自身を除く): 3761553

約数列:

[1, 3, 43, 129, 139, 417, 557, 1671, 5977, 17931, 23951, 71853, 77423, 232269, 3329189, 9987567]

約数ペア:

[(1, 9987567), (3, 3329189), (43, 232269), (129, 77423), (139, 71853), (417, 23951), (557, 17931), (1671, 5977)]