72157959

素因数分解:

$3^4\times {\mathrm{83}}^1\times {\mathrm{10733}}^1$

素因数の和:10828

約数の個数: 20

約数和(自身を含む): 109100376

約数和(自身を除く): 36942417

約数列:

[1, 3, 9, 27, 81, 83, 249, 747, 2241, 6723, 10733, 32199, 96597, 289791, 869373, 890839, 2672517, 8017551, 24052653, 72157959]

約数ペア:

[(1, 72157959), (3, 24052653), (9, 8017551), (27, 2672517), (81, 890839), (83, 869373), (249, 289791), (747, 96597), (2241, 32199), (6723, 10733)]