64432881

素因数分解:

$3^3\times {\mathrm{137}}^1\times {\mathrm{17419}}^1$

素因数の和:17565

約数の個数: 16

約数和(自身を含む): 96158400

約数和(自身を除く): 31725519

約数列:

[1, 3, 9, 27, 137, 411, 1233, 3699, 17419, 52257, 156771, 470313, 2386403, 7159209, 21477627, 64432881]

約数ペア:

[(1, 64432881), (3, 21477627), (9, 7159209), (27, 2386403), (137, 470313), (411, 156771), (1233, 52257), (3699, 17419)]