42471081

素因数分解:

$3^3\times {\mathrm{263}}^1\times {\mathrm{5981}}^1$

素因数の和:6253

約数の個数: 16

約数和(自身を含む): 63169920

約数和(自身を除く): 20698839

約数列:

[1, 3, 9, 27, 263, 789, 2367, 5981, 7101, 17943, 53829, 161487, 1573003, 4719009, 14157027, 42471081]

約数ペア:

[(1, 42471081), (3, 14157027), (9, 4719009), (27, 1573003), (263, 161487), (789, 53829), (2367, 17943), (5981, 7101)]