12185515

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^2\times {\mathrm{271}}^1$

素因数の和:339

約数の個数: 24

約数和(自身を含む): 16244928

約数和(自身を除く): 4059413

約数列:

[1, 5, 17, 23, 85, 115, 271, 391, 529, 1355, 1955, 2645, 4607, 6233, 8993, 23035, 31165, 44965, 105961, 143359, 529805, 716795, 2437103, 12185515]

約数ペア:

[(1, 12185515), (5, 2437103), (17, 716795), (23, 529805), (85, 143359), (115, 105961), (271, 44965), (391, 31165), (529, 23035), (1355, 8993), (1955, 6233), (2645, 4607)]