64533989

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{89}}^1\times {\mathrm{193}}^1$

素因数の和:329

約数の個数: 24

約数和(自身を含む): 75043080

約数和(自身を除く): 10509091

約数列:

[1, 13, 17, 89, 193, 221, 289, 1157, 1513, 2509, 3281, 3757, 17177, 19669, 25721, 42653, 55777, 223301, 292009, 334373, 725101, 3796117, 4964153, 64533989]

約数ペア:

[(1, 64533989), (13, 4964153), (17, 3796117), (89, 725101), (193, 334373), (221, 292009), (289, 223301), (1157, 55777), (1513, 42653), (2509, 25721), (3281, 19669), (3757, 17177)]