64975599

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{42719}}^1$

素因数の和:42751

約数の個数: 18

約数和(自身を含む): 101630880

約数和(自身を除く): 36655281

約数列:

[1, 3, 9, 13, 39, 117, 169, 507, 1521, 42719, 128157, 384471, 555347, 1666041, 4998123, 7219511, 21658533, 64975599]

約数ペア:

[(1, 64975599), (3, 21658533), (9, 7219511), (13, 4998123), (39, 1666041), (117, 555347), (169, 384471), (507, 128157), (1521, 42719)]