131555809

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{100501}}^1$

素因数の和:100536

約数の個数: 16

約数和(自身を含む): 173667456

約数和(自身を除く): 42111647

約数列:

[1, 7, 11, 17, 77, 119, 187, 1309, 100501, 703507, 1105511, 1708517, 7738577, 11959619, 18793687, 131555809]

約数ペア:

[(1, 131555809), (7, 18793687), (11, 11959619), (17, 7738577), (77, 1708517), (119, 1105511), (187, 703507), (1309, 100501)]