15291015

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{151}}^1\times {\mathrm{157}}^1$

素因数の和:359

約数の個数: 32

約数和(自身を含む): 25360896

約数和(自身を除く): 10069881

約数列:

[1, 3, 5, 15, 43, 129, 151, 157, 215, 453, 471, 645, 755, 785, 2265, 2355, 6493, 6751, 19479, 20253, 23707, 32465, 33755, 71121, 97395, 101265, 118535, 355605, 1019401, 3058203, 5097005, 15291015]

約数ペア:

[(1, 15291015), (3, 5097005), (5, 3058203), (15, 1019401), (43, 355605), (129, 118535), (151, 101265), (157, 97395), (215, 71121), (453, 33755), (471, 32465), (645, 23707), (755, 20253), (785, 19479), (2265, 6751), (2355, 6493)]