72740759

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{42071}}^1$

素因数の和:42110

約数の個数: 16

約数和(自身を含む): 94241280

約数和(自身を除く): 21500521

約数列:

[1, 7, 13, 19, 91, 133, 247, 1729, 42071, 294497, 546923, 799349, 3828461, 5595443, 10391537, 72740759]

約数ペア:

[(1, 72740759), (7, 10391537), (13, 5595443), (19, 3828461), (91, 799349), (133, 546923), (247, 294497), (1729, 42071)]