31998399

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{229}}^1\times {\mathrm{991}}^1$

素因数の和:1270

約数の個数: 16

約数和(自身を含む): 43806720

約数和(自身を除く): 11808321

約数列:

[1, 3, 47, 141, 229, 687, 991, 2973, 10763, 32289, 46577, 139731, 226939, 680817, 10666133, 31998399]

約数ペア:

[(1, 31998399), (3, 10666133), (47, 680817), (141, 226939), (229, 139731), (687, 46577), (991, 32289), (2973, 10763)]