1338861771

素因数分解:

$3^3\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{15443}}^1$

素因数の和:15497

約数の個数: 48

約数和(自身を含む): 2261001600

約数和(自身を除く): 922139829

約数列:

[1, 3, 9, 13, 19, 27, 39, 57, 117, 169, 171, 247, 351, 507, 513, 741, 1521, 2223, 3211, 4563, 6669, 9633, 15443, 28899, 46329, 86697, 138987, 200759, 293417, 416961, 602277, 880251, 1806831, 2609867, 2640753, 3814421, 5420493, 7829601, 7922259, 11443263, 23488803, 34329789, 49587473, 70466409, 102989367, 148762419, 446287257, 1338861771]

約数ペア:

[(1, 1338861771), (3, 446287257), (9, 148762419), (13, 102989367), (19, 70466409), (27, 49587473), (39, 34329789), (57, 23488803), (117, 11443263), (169, 7922259), (171, 7829601), (247, 5420493), (351, 3814421), (507, 2640753), (513, 2609867), (741, 1806831), (1521, 880251), (2223, 602277), (3211, 416961), (4563, 293417), (6669, 200759), (9633, 138987), (15443, 86697), (28899, 46329)]