31107153

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{311}}^1\times {\mathrm{433}}^1$

素因数の和:765

約数の個数: 32

約数和(自身を含む): 51996672

約数和(自身を除く): 20889519

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 311, 433, 933, 1299, 2177, 3031, 3421, 4763, 6531, 9093, 10263, 14289, 23947, 33341, 71841, 100023, 134663, 403989, 942641, 1481293, 2827923, 4443879, 10369051, 31107153]

約数ペア:

[(1, 31107153), (3, 10369051), (7, 4443879), (11, 2827923), (21, 1481293), (33, 942641), (77, 403989), (231, 134663), (311, 100023), (433, 71841), (933, 33341), (1299, 23947), (2177, 14289), (3031, 10263), (3421, 9093), (4763, 6531)]