1355445

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{331}}^1$

素因数の和:362

約数の個数: 48

約数和(自身を含む): 2900352

約数和(自身を除く): 1544907

約数列:

[1, 3, 5, 7, 9, 13, 15, 21, 35, 39, 45, 63, 65, 91, 105, 117, 195, 273, 315, 331, 455, 585, 819, 993, 1365, 1655, 2317, 2979, 4095, 4303, 4965, 6951, 11585, 12909, 14895, 20853, 21515, 30121, 34755, 38727, 64545, 90363, 104265, 150605, 193635, 271089, 451815, 1355445]

約数ペア:

[(1, 1355445), (3, 451815), (5, 271089), (7, 193635), (9, 150605), (13, 104265), (15, 90363), (21, 64545), (35, 38727), (39, 34755), (45, 30121), (63, 21515), (65, 20853), (91, 14895), (105, 12909), (117, 11585), (195, 6951), (273, 4965), (315, 4303), (331, 4095), (455, 2979), (585, 2317), (819, 1655), (993, 1365)]