64613913

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{236681}}^1$

素因数の和:236704

約数の個数: 16

約数和(自身を含む): 106033536

約数和(自身を除く): 41419623

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 236681, 710043, 1656767, 3076853, 4970301, 9230559, 21537971, 64613913]

約数ペア:

[(1, 64613913), (3, 21537971), (7, 9230559), (13, 4970301), (21, 3076853), (39, 1656767), (91, 710043), (273, 236681)]