13298355

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{163}}^1$

素因数の和:225

約数の個数: 72

約数和(自身を含む): 27707472

約数和(自身を除く): 14409117

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 37, 45, 49, 63, 105, 111, 147, 163, 185, 245, 259, 315, 333, 441, 489, 555, 735, 777, 815, 1141, 1295, 1467, 1665, 1813, 2205, 2331, 2445, 3423, 3885, 5439, 5705, 6031, 7335, 7987, 9065, 10269, 11655, 16317, 17115, 18093, 23961, 27195, 30155, 39935, 42217, 51345, 54279, 71883, 81585, 90465, 119805, 126651, 211085, 271395, 295519, 359415, 379953, 633255, 886557, 1477595, 1899765, 2659671, 4432785, 13298355]

約数ペア:

[(1, 13298355), (3, 4432785), (5, 2659671), (7, 1899765), (9, 1477595), (15, 886557), (21, 633255), (35, 379953), (37, 359415), (45, 295519), (49, 271395), (63, 211085), (105, 126651), (111, 119805), (147, 90465), (163, 81585), (185, 71883), (245, 54279), (259, 51345), (315, 42217), (333, 39935), (441, 30155), (489, 27195), (555, 23961), (735, 18093), (777, 17115), (815, 16317), (1141, 11655), (1295, 10269), (1467, 9065), (1665, 7987), (1813, 7335), (2205, 6031), (2331, 5705), (2445, 5439), (3423, 3885)]