72481969

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{199}}^1\times {\mathrm{853}}^1$

素因数の和:1120

約数の個数: 16

約数和(自身を含む): 84716800

約数和(自身を除く): 12234831

約数列:

[1, 7, 61, 199, 427, 853, 1393, 5971, 12139, 52033, 84973, 169747, 364231, 1188229, 10354567, 72481969]

約数ペア:

[(1, 72481969), (7, 10354567), (61, 1188229), (199, 364231), (427, 169747), (853, 84973), (1393, 52033), (5971, 12139)]