131489911

素因数分解:

$7^1\times {\mathrm{41}}^1\times {\mathrm{431}}^1\times {\mathrm{1063}}^1$

素因数の和:1542

約数の個数: 16

約数和(自身を含む): 154441728

約数和(自身を除く): 22951817

約数列:

[1, 7, 41, 287, 431, 1063, 3017, 7441, 17671, 43583, 123697, 305081, 458153, 3207071, 18784273, 131489911]

約数ペア:

[(1, 131489911), (7, 18784273), (41, 3207071), (287, 458153), (431, 305081), (1063, 123697), (3017, 43583), (7441, 17671)]