64770345

素因数分解:

$3^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{19717}}^1$

素因数の和:19801

約数の個数: 24

約数和(自身を含む): 113812296

約数和(自身を除く): 49041951

約数列:

[1, 3, 5, 9, 15, 45, 73, 219, 365, 657, 1095, 3285, 19717, 59151, 98585, 177453, 295755, 887265, 1439341, 4318023, 7196705, 12954069, 21590115, 64770345]

約数ペア:

[(1, 64770345), (3, 21590115), (5, 12954069), (9, 7196705), (15, 4318023), (45, 1439341), (73, 887265), (219, 295755), (365, 177453), (657, 98585), (1095, 59151), (3285, 19717)]