163857221

素因数分解:

${\mathrm{11}}^1\times {\mathrm{23}}^2\times {\mathrm{29}}^1\times {\mathrm{971}}^1$

素因数の和:1057

約数の個数: 24

約数和(自身を含む): 193505760

約数和(自身を除く): 29648539

約数列:

[1, 11, 23, 29, 253, 319, 529, 667, 971, 5819, 7337, 10681, 15341, 22333, 28159, 168751, 245663, 309749, 513659, 647657, 5650249, 7124227, 14896111, 163857221]

約数ペア:

[(1, 163857221), (11, 14896111), (23, 7124227), (29, 5650249), (253, 647657), (319, 513659), (529, 309749), (667, 245663), (971, 168751), (5819, 28159), (7337, 22333), (10681, 15341)]