393644147

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{37}}^1\times {\mathrm{2267}}^1$

素因数の和:2355

約数の個数: 24

約数和(自身を含む): 459705456

約数和(自身を除く): 66061309

約数列:

[1, 13, 19, 37, 247, 361, 481, 703, 2267, 4693, 9139, 13357, 29471, 43073, 83879, 173641, 559949, 818387, 1090427, 1593701, 10639031, 20718113, 30280319, 393644147]

約数ペア:

[(1, 393644147), (13, 30280319), (19, 20718113), (37, 10639031), (247, 1593701), (361, 1090427), (481, 818387), (703, 559949), (2267, 173641), (4693, 83879), (9139, 43073), (13357, 29471)]