131422655

素因数分解:

$5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{41263}}^1$

素因数の和:41295

約数の個数: 24

約数和(自身を含む): 197572032

約数和(自身を除く): 66149377

約数列:

[1, 5, 7, 13, 35, 49, 65, 91, 245, 455, 637, 3185, 41263, 206315, 288841, 536419, 1444205, 2021887, 2682095, 3754933, 10109435, 18774665, 26284531, 131422655]

約数ペア:

[(1, 131422655), (5, 26284531), (7, 18774665), (13, 10109435), (35, 3754933), (49, 2682095), (65, 2021887), (91, 1444205), (245, 536419), (455, 288841), (637, 206315), (3185, 41263)]