156980285

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{407741}}^1$

素因数の和:407764

約数の個数: 16

約数和(自身を含む): 234859392

約数和(自身を除く): 77879107

約数列:

[1, 5, 7, 11, 35, 55, 77, 385, 407741, 2038705, 2854187, 4485151, 14270935, 22425755, 31396057, 156980285]

約数ペア:

[(1, 156980285), (5, 31396057), (7, 22425755), (11, 14270935), (35, 4485151), (55, 2854187), (77, 2038705), (385, 407741)]