64915615

素因数分解:

$5^1\times {\mathrm{73}}^1\times {\mathrm{293}}^1\times {\mathrm{607}}^1$

素因数の和:978

約数の個数: 16

約数和(自身を含む): 79365888

約数和(自身を除く): 14450273

約数列:

[1, 5, 73, 293, 365, 607, 1465, 3035, 21389, 44311, 106945, 177851, 221555, 889255, 12983123, 64915615]

約数ペア:

[(1, 64915615), (5, 12983123), (73, 889255), (293, 221555), (365, 177851), (607, 106945), (1465, 44311), (3035, 21389)]