15214745

素因数分解:

$5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{281}}^1$

素因数の和:330

約数の個数: 48

約数和(自身を含む): 24303888

約数和(自身を除く): 9089143

約数列:

[1, 5, 7, 13, 17, 35, 49, 65, 85, 91, 119, 221, 245, 281, 455, 595, 637, 833, 1105, 1405, 1547, 1967, 3185, 3653, 4165, 4777, 7735, 9835, 10829, 13769, 18265, 23885, 25571, 33439, 54145, 62101, 68845, 127855, 167195, 178997, 234073, 310505, 434707, 894985, 1170365, 2173535, 3042949, 15214745]

約数ペア:

[(1, 15214745), (5, 3042949), (7, 2173535), (13, 1170365), (17, 894985), (35, 434707), (49, 310505), (65, 234073), (85, 178997), (91, 167195), (119, 127855), (221, 68845), (245, 62101), (281, 54145), (455, 33439), (595, 25571), (637, 23885), (833, 18265), (1105, 13769), (1405, 10829), (1547, 9835), (1967, 7735), (3185, 4777), (3653, 4165)]