13352745

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{491}}^1$

素因数の和:550

約数の個数: 48

約数和(自身を含む): 25576128

約数和(自身を除く): 12223383

約数列:

[1, 3, 5, 7, 15, 21, 35, 37, 49, 105, 111, 147, 185, 245, 259, 491, 555, 735, 777, 1295, 1473, 1813, 2455, 3437, 3885, 5439, 7365, 9065, 10311, 17185, 18167, 24059, 27195, 51555, 54501, 72177, 90835, 120295, 127169, 272505, 360885, 381507, 635845, 890183, 1907535, 2670549, 4450915, 13352745]

約数ペア:

[(1, 13352745), (3, 4450915), (5, 2670549), (7, 1907535), (15, 890183), (21, 635845), (35, 381507), (37, 360885), (49, 272505), (105, 127169), (111, 120295), (147, 90835), (185, 72177), (245, 54501), (259, 51555), (491, 27195), (555, 24059), (735, 18167), (777, 17185), (1295, 10311), (1473, 9065), (1813, 7365), (2455, 5439), (3437, 3885)]