1520385981

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{709}}^1\times {\mathrm{19319}}^1$

素因数の和:20068

約数の個数: 16

約数和(自身を含む): 2085014400

約数和(自身を除く): 564628419

約数列:

[1, 3, 37, 111, 709, 2127, 19319, 26233, 57957, 78699, 714803, 2144409, 13697171, 41091513, 506795327, 1520385981]

約数ペア:

[(1, 1520385981), (3, 506795327), (37, 41091513), (111, 13697171), (709, 2144409), (2127, 714803), (19319, 78699), (26233, 57957)]