142052905

素因数分解:

$5^1\times {\mathrm{41}}^2\times {\mathrm{16901}}^1$

素因数の和:16988

約数の個数: 12

約数和(自身を含む): 174732876

約数和(自身を除く): 32679971

約数列:

[1, 5, 41, 205, 1681, 8405, 16901, 84505, 692941, 3464705, 28410581, 142052905]

約数ペア:

[(1, 142052905), (5, 28410581), (41, 3464705), (205, 692941), (1681, 84505), (8405, 16901)]