64640787

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{223}}^1\times {\mathrm{4201}}^1$

素因数の和:4450

約数の個数: 16

約数和(自身を含む): 90359808

約数和(自身を除く): 25719021

約数列:

[1, 3, 23, 69, 223, 669, 4201, 5129, 12603, 15387, 96623, 289869, 936823, 2810469, 21546929, 64640787]

約数ペア:

[(1, 64640787), (3, 21546929), (23, 2810469), (69, 936823), (223, 289869), (669, 96623), (4201, 15387), (5129, 12603)]