64920287

素因数分解:

${\mathrm{61}}^2\times {\mathrm{73}}^1\times {\mathrm{239}}^1$

素因数の和:434

約数の個数: 12

約数和(自身を含む): 67186080

約数和(自身を除く): 2265793

約数列:

[1, 61, 73, 239, 3721, 4453, 14579, 17447, 271633, 889319, 1064267, 64920287]

約数ペア:

[(1, 64920287), (61, 1064267), (73, 889319), (239, 271633), (3721, 17447), (4453, 14579)]