40664631

素因数分解:

$3^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{19963}}^1$

素因数の和:20070

約数の個数: 16

約数和(自身を含む): 62607104

約数和(自身を除く): 21942473

約数列:

[1, 3, 7, 21, 97, 291, 679, 2037, 19963, 59889, 139741, 419223, 1936411, 5809233, 13554877, 40664631]

約数ペア:

[(1, 40664631), (3, 13554877), (7, 5809233), (21, 1936411), (97, 419223), (291, 139741), (679, 59889), (2037, 19963)]