245844235

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{397}}^1\times {\mathrm{1361}}^1$

素因数の和:1783

約数の個数: 32

約数和(自身を含む): 364275072

約数和(自身を除く): 118430837

約数列:

[1, 5, 7, 13, 35, 65, 91, 397, 455, 1361, 1985, 2779, 5161, 6805, 9527, 13895, 17693, 25805, 36127, 47635, 88465, 123851, 180635, 540317, 619255, 2701585, 3782219, 7024121, 18911095, 35120605, 49168847, 245844235]

約数ペア:

[(1, 245844235), (5, 49168847), (7, 35120605), (13, 18911095), (35, 7024121), (65, 3782219), (91, 2701585), (397, 619255), (455, 540317), (1361, 180635), (1985, 123851), (2779, 88465), (5161, 47635), (6805, 36127), (9527, 25805), (13895, 17693)]