131232015

素因数分解:

$3^3\times 5^1\times {\mathrm{421}}^1\times {\mathrm{2309}}^1$

素因数の和:2744

約数の個数: 32

約数和(自身を含む): 233956800

約数和(自身を除く): 102724785

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 421, 1263, 2105, 2309, 3789, 6315, 6927, 11367, 11545, 18945, 20781, 34635, 56835, 62343, 103905, 311715, 972089, 2916267, 4860445, 8748801, 14581335, 26246403, 43744005, 131232015]

約数ペア:

[(1, 131232015), (3, 43744005), (5, 26246403), (9, 14581335), (15, 8748801), (27, 4860445), (45, 2916267), (135, 972089), (421, 311715), (1263, 103905), (2105, 62343), (2309, 56835), (3789, 34635), (6315, 20781), (6927, 18945), (11367, 11545)]