72139941

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{277}}^1\times {\mathrm{1523}}^1$

素因数の和:1825

約数の個数: 24

約数和(自身を含む): 110154720

約数和(自身を除く): 38014779

約数列:

[1, 3, 9, 19, 57, 171, 277, 831, 1523, 2493, 4569, 5263, 13707, 15789, 28937, 47367, 86811, 260433, 421871, 1265613, 3796839, 8015549, 24046647, 72139941]

約数ペア:

[(1, 72139941), (3, 24046647), (9, 8015549), (19, 3796839), (57, 1265613), (171, 421871), (277, 260433), (831, 86811), (1523, 47367), (2493, 28937), (4569, 15789), (5263, 13707)]