257634145

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{631}}^1\times {\mathrm{2207}}^1$

素因数の和:2880

約数の個数: 16

約数和(自身を含む): 318163968

約数和(自身を除く): 60529823

約数列:

[1, 5, 37, 185, 631, 2207, 3155, 11035, 23347, 81659, 116735, 408295, 1392617, 6963085, 51526829, 257634145]

約数ペア:

[(1, 257634145), (5, 51526829), (37, 6963085), (185, 1392617), (631, 408295), (2207, 116735), (3155, 81659), (11035, 23347)]