17660139

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{6323}}^1$

素因数の和:6359

約数の個数: 24

約数和(自身を含む): 28837440

約数和(自身を除く): 11177301

約数列:

[1, 3, 7, 19, 21, 49, 57, 133, 147, 399, 931, 2793, 6323, 18969, 44261, 120137, 132783, 309827, 360411, 840959, 929481, 2522877, 5886713, 17660139]

約数ペア:

[(1, 17660139), (3, 5886713), (7, 2522877), (19, 929481), (21, 840959), (49, 360411), (57, 309827), (133, 132783), (147, 120137), (399, 44261), (931, 18969), (2793, 6323)]