11855857

素因数分解:

${\mathrm{13}}^2\times {\mathrm{31}}^2\times {\mathrm{73}}^1$

素因数の和:161

約数の個数: 18

約数和(自身を含む): 13447206

約数和(自身を除く): 1591349

約数列:

[1, 13, 31, 73, 169, 403, 949, 961, 2263, 5239, 12337, 12493, 29419, 70153, 162409, 382447, 911989, 11855857]

約数ペア:

[(1, 11855857), (13, 911989), (31, 382447), (73, 162409), (169, 70153), (403, 29419), (949, 12493), (961, 12337), (2263, 5239)]