13721435

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{569}}^1$

素因数の和:647

約数の個数: 32

約数和(自身を含む): 20684160

約数和(自身を除く): 6962725

約数列:

[1, 5, 7, 13, 35, 53, 65, 91, 265, 371, 455, 569, 689, 1855, 2845, 3445, 3983, 4823, 7397, 19915, 24115, 30157, 36985, 51779, 150785, 211099, 258895, 392041, 1055495, 1960205, 2744287, 13721435]

約数ペア:

[(1, 13721435), (5, 2744287), (7, 1960205), (13, 1055495), (35, 392041), (53, 258895), (65, 211099), (91, 150785), (265, 51779), (371, 36985), (455, 30157), (569, 24115), (689, 19915), (1855, 7397), (2845, 4823), (3445, 3983)]