31542939

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{22907}}^1$

素因数の和:22936

約数の個数: 20

約数和(自身を含む): 49893624

約数和(自身を除く): 18350685

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 22907, 68721, 206163, 389419, 618489, 1168257, 1855467, 3504771, 10514313, 31542939]

約数ペア:

[(1, 31542939), (3, 10514313), (9, 3504771), (17, 1855467), (27, 1168257), (51, 618489), (81, 389419), (153, 206163), (459, 68721), (1377, 22907)]