2219106561

素因数分解:

$3^1\times 7^2\times {\mathrm{37}}^2\times {\mathrm{11027}}^1$

素因数の和:11118

約数の個数: 36

約数和(自身を含む): 3537738288

約数和(自身を除く): 1318631727

約数列:

[1, 3, 7, 21, 37, 49, 111, 147, 259, 777, 1369, 1813, 4107, 5439, 9583, 11027, 28749, 33081, 67081, 77189, 201243, 231567, 407999, 540323, 1223997, 1620969, 2855993, 8567979, 15095963, 19991951, 45287889, 59975853, 105671741, 317015223, 739702187, 2219106561]

約数ペア:

[(1, 2219106561), (3, 739702187), (7, 317015223), (21, 105671741), (37, 59975853), (49, 45287889), (111, 19991951), (147, 15095963), (259, 8567979), (777, 2855993), (1369, 1620969), (1813, 1223997), (4107, 540323), (5439, 407999), (9583, 231567), (11027, 201243), (28749, 77189), (33081, 67081)]