1261862315

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{181}}^1\times {\mathrm{11717}}^1$

素因数の和:11927

約数の個数: 32

約数和(自身を含む): 1842632064

約数和(自身を除く): 580769749

約数列:

[1, 5, 7, 17, 35, 85, 119, 181, 595, 905, 1267, 3077, 6335, 11717, 15385, 21539, 58585, 82019, 107695, 199189, 410095, 995945, 1394323, 2120777, 6971615, 10603885, 14845439, 36053209, 74227195, 180266045, 252372463, 1261862315]

約数ペア:

[(1, 1261862315), (5, 252372463), (7, 180266045), (17, 74227195), (35, 36053209), (85, 14845439), (119, 10603885), (181, 6971615), (595, 2120777), (905, 1394323), (1267, 995945), (3077, 410095), (6335, 199189), (11717, 107695), (15385, 82019), (21539, 58585)]