131159205

素因数分解:

$3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{71089}}^1$

素因数の和:71141

約数の個数: 24

約数和(自身を含む): 232890840

約数和(自身を除く): 101731635

約数列:

[1, 3, 5, 9, 15, 41, 45, 123, 205, 369, 615, 1845, 71089, 213267, 355445, 639801, 1066335, 2914649, 3199005, 8743947, 14573245, 26231841, 43719735, 131159205]

約数ペア:

[(1, 131159205), (3, 43719735), (5, 26231841), (9, 14573245), (15, 8743947), (41, 3199005), (45, 2914649), (123, 1066335), (205, 639801), (369, 355445), (615, 213267), (1845, 71089)]