13215051

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{709}}^1$

素因数の和:843

約数の個数: 24

約数和(自身を含む): 20306000

約数和(自身を除く): 7090949

約数列:

[1, 3, 9, 19, 57, 109, 171, 327, 709, 981, 2071, 2127, 6213, 6381, 13471, 18639, 40413, 77281, 121239, 231843, 695529, 1468339, 4405017, 13215051]

約数ペア:

[(1, 13215051), (3, 4405017), (9, 1468339), (19, 695529), (57, 231843), (109, 121239), (171, 77281), (327, 40413), (709, 18639), (981, 13471), (2071, 6381), (2127, 6213)]