12173889

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2347}}^1$

素因数の和:2389

約数の個数: 32

約数和(自身を含む): 21038080

約数和(自身を除く): 8864191

約数列:

[1, 3, 7, 13, 19, 21, 39, 57, 91, 133, 247, 273, 399, 741, 1729, 2347, 5187, 7041, 16429, 30511, 44593, 49287, 91533, 133779, 213577, 312151, 579709, 640731, 936453, 1739127, 4057963, 12173889]

約数ペア:

[(1, 12173889), (3, 4057963), (7, 1739127), (13, 936453), (19, 640731), (21, 579709), (39, 312151), (57, 213577), (91, 133779), (133, 91533), (247, 49287), (273, 44593), (399, 30511), (741, 16429), (1729, 7041), (2347, 5187)]