207584139

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{74323}}^1$

素因数の和:74359

約数の個数: 24

約数和(自身を含む): 338917440

約数和(自身を除く): 131333301

約数列:

[1, 3, 7, 19, 21, 49, 57, 133, 147, 399, 931, 2793, 74323, 222969, 520261, 1412137, 1560783, 3641827, 4236411, 9884959, 10925481, 29654877, 69194713, 207584139]

約数ペア:

[(1, 207584139), (3, 69194713), (7, 29654877), (19, 10925481), (21, 9884959), (49, 4236411), (57, 3641827), (133, 1560783), (147, 1412137), (399, 520261), (931, 222969), (2793, 74323)]