2011789905

素因数分解:

$3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1\times {\mathrm{25339}}^1$

素因数の和:25493

約数の個数: 32

約数和(自身を含む): 3308390400

約数和(自身を除く): 1296600495

約数列:

[1, 3, 5, 15, 67, 79, 201, 237, 335, 395, 1005, 1185, 5293, 15879, 25339, 26465, 76017, 79395, 126695, 380085, 1697713, 2001781, 5093139, 6005343, 8488565, 10008905, 25465695, 30026715, 134119327, 402357981, 670596635, 2011789905]

約数ペア:

[(1, 2011789905), (3, 670596635), (5, 402357981), (15, 134119327), (67, 30026715), (79, 25465695), (201, 10008905), (237, 8488565), (335, 6005343), (395, 5093139), (1005, 2001781), (1185, 1697713), (5293, 380085), (15879, 126695), (25339, 79395), (26465, 76017)]