25431165

素因数分解:

$3^6\times 5^1\times {\mathrm{6977}}^1$

素因数の和:7000

約数の個数: 28

約数和(自身を含む): 45761724

約数和(自身を除く): 20330559

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 243, 405, 729, 1215, 3645, 6977, 20931, 34885, 62793, 104655, 188379, 313965, 565137, 941895, 1695411, 2825685, 5086233, 8477055, 25431165]

約数ペア:

[(1, 25431165), (3, 8477055), (5, 5086233), (9, 2825685), (15, 1695411), (27, 941895), (45, 565137), (81, 313965), (135, 188379), (243, 104655), (405, 62793), (729, 34885), (1215, 20931), (3645, 6977)]