78894333021

素因数分解:

$3^1\times 7^2\times {\mathrm{2081}}^1\times {\mathrm{257903}}^1$

素因数の和:260001

約数の個数: 24

約数和(自身を含む): 122425997184

約数和(自身を除く): 43531664163

約数列:

[1, 3, 7, 21, 49, 147, 2081, 6243, 14567, 43701, 101969, 257903, 305907, 773709, 1805321, 5415963, 12637247, 37911741, 536696143, 1610088429, 3756873001, 11270619003, 26298111007, 78894333021]

約数ペア:

[(1, 78894333021), (3, 26298111007), (7, 11270619003), (21, 3756873001), (49, 1610088429), (147, 536696143), (2081, 37911741), (6243, 12637247), (14567, 5415963), (43701, 1805321), (101969, 773709), (257903, 305907)]