64538551

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{20443}}^1$

素因数の和:20502

約数の個数: 16

約数和(自身を含む): 82430208

約数和(自身を除く): 17891657

約数列:

[1, 7, 11, 41, 77, 287, 451, 3157, 20443, 143101, 224873, 838163, 1574111, 5867141, 9219793, 64538551]

約数ペア:

[(1, 64538551), (7, 9219793), (11, 5867141), (41, 1574111), (77, 838163), (287, 224873), (451, 143101), (3157, 20443)]