179965107

素因数分解:

$3^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{20551}}^1$

素因数の和:20703

約数の個数: 24

約数和(自身を含む): 299237120

約数和(自身を除く): 119272013

約数列:

[1, 3, 7, 9, 21, 63, 139, 417, 973, 1251, 2919, 8757, 20551, 61653, 143857, 184959, 431571, 1294713, 2856589, 8569767, 19996123, 25709301, 59988369, 179965107]

約数ペア:

[(1, 179965107), (3, 59988369), (7, 25709301), (9, 19996123), (21, 8569767), (63, 2856589), (139, 1294713), (417, 431571), (973, 184959), (1251, 143857), (2919, 61653), (8757, 20551)]