1420512072021

素因数分解:

$3^3\times 7^1\times {\mathrm{7515936889}}^1$

素因数の和:7515936905

約数の個数: 16

約数和(自身を含む): 2405099804800

約数和(自身を除く): 984587732779

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 7515936889, 22547810667, 52611558223, 67643432001, 157834674669, 202930296003, 473504024007, 1420512072021]

約数ペア:

[(1, 1420512072021), (3, 473504024007), (7, 202930296003), (9, 157834674669), (21, 67643432001), (27, 52611558223), (63, 22547810667), (189, 7515936889)]