72218457

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{181}}^1\times {\mathrm{1031}}^1$

素因数の和:1261

約数の個数: 24

約数和(自身を含む): 107435328

約数和(自身を除く): 35216871

約数列:

[1, 3, 9, 43, 129, 181, 387, 543, 1031, 1629, 3093, 7783, 9279, 23349, 44333, 70047, 132999, 186611, 398997, 559833, 1679499, 8024273, 24072819, 72218457]

約数ペア:

[(1, 72218457), (3, 24072819), (9, 8024273), (43, 1679499), (129, 559833), (181, 398997), (387, 186611), (543, 132999), (1031, 70047), (1629, 44333), (3093, 23349), (7783, 9279)]