72981159

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{521}}^1\times {\mathrm{881}}^1$

素因数の和:1458

約数の個数: 16

約数和(自身を含む): 99447264

約数和(自身を除く): 26466105

約数列:

[1, 3, 53, 159, 521, 881, 1563, 2643, 27613, 46693, 82839, 140079, 459001, 1377003, 24327053, 72981159]

約数ペア:

[(1, 72981159), (3, 24327053), (53, 1377003), (159, 459001), (521, 140079), (881, 82839), (1563, 46693), (2643, 27613)]