26667355

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{151}}^1$

素因数の和:212

約数の個数: 48

約数和(自身を含む): 40055040

約数和(自身を除く): 13387685

約数列:

[1, 5, 11, 13, 19, 55, 65, 95, 143, 151, 169, 209, 247, 715, 755, 845, 1045, 1235, 1661, 1859, 1963, 2717, 2869, 3211, 8305, 9295, 9815, 13585, 14345, 16055, 21593, 25519, 31559, 35321, 37297, 107965, 127595, 157795, 176605, 186485, 280709, 410267, 484861, 1403545, 2051335, 2424305, 5333471, 26667355]

約数ペア:

[(1, 26667355), (5, 5333471), (11, 2424305), (13, 2051335), (19, 1403545), (55, 484861), (65, 410267), (95, 280709), (143, 186485), (151, 176605), (169, 157795), (209, 127595), (247, 107965), (715, 37297), (755, 35321), (845, 31559), (1045, 25519), (1235, 21593), (1661, 16055), (1859, 14345), (1963, 13585), (2717, 9815), (2869, 9295), (3211, 8305)]