87109778

素因数分解:

$2^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{193}}^1\times {\mathrm{313}}^1$

素因数の和:618

約数の個数: 32

約数和(自身を含む): 152046336

約数和(自身を除く): 64936558

約数列:

[1, 2, 7, 14, 103, 193, 206, 313, 386, 626, 721, 1351, 1442, 2191, 2702, 4382, 19879, 32239, 39758, 60409, 64478, 120818, 139153, 225673, 278306, 422863, 451346, 845726, 6222127, 12444254, 43554889, 87109778]

約数ペア:

[(1, 87109778), (2, 43554889), (7, 12444254), (14, 6222127), (103, 845726), (193, 451346), (206, 422863), (313, 278306), (386, 225673), (626, 139153), (721, 120818), (1351, 64478), (1442, 60409), (2191, 39758), (2702, 32239), (4382, 19879)]