42172731

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{22637}}^1$

素因数の和:22672

約数の個数: 20

約数和(自身を含む): 65740752

約数和(自身を除く): 23568021

約数列:

[1, 3, 9, 23, 27, 69, 81, 207, 621, 1863, 22637, 67911, 203733, 520651, 611199, 1561953, 1833597, 4685859, 14057577, 42172731]

約数ペア:

[(1, 42172731), (3, 14057577), (9, 4685859), (23, 1833597), (27, 1561953), (69, 611199), (81, 520651), (207, 203733), (621, 67911), (1863, 22637)]