210003145

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{123169}}^1$

素因数の和:123216

約数の個数: 16

約数和(自身を含む): 283783680

約数和(自身を除く): 73780535

約数列:

[1, 5, 11, 31, 55, 155, 341, 1705, 123169, 615845, 1354859, 3818239, 6774295, 19091195, 42000629, 210003145]

約数ペア:

[(1, 210003145), (5, 42000629), (11, 19091195), (31, 6774295), (55, 3818239), (155, 1354859), (341, 615845), (1705, 123169)]