131089905

素因数分解:

$3^2\times 5^1\times {\mathrm{229}}^1\times {\mathrm{12721}}^1$

素因数の和:12961

約数の個数: 24

約数和(自身を含む): 228232680

約数和(自身を除く): 97142775

約数列:

[1, 3, 5, 9, 15, 45, 229, 687, 1145, 2061, 3435, 10305, 12721, 38163, 63605, 114489, 190815, 572445, 2913109, 8739327, 14565545, 26217981, 43696635, 131089905]

約数ペア:

[(1, 131089905), (3, 43696635), (5, 26217981), (9, 14565545), (15, 8739327), (45, 2913109), (229, 572445), (687, 190815), (1145, 114489), (2061, 63605), (3435, 38163), (10305, 12721)]