25815429

素因数分解:

$3^4\times {\mathrm{89}}^1\times {\mathrm{3581}}^1$

素因数の和:3682

約数の個数: 20

約数和(自身を含む): 39007980

約数和(自身を除く): 13192551

約数列:

[1, 3, 9, 27, 81, 89, 267, 801, 2403, 3581, 7209, 10743, 32229, 96687, 290061, 318709, 956127, 2868381, 8605143, 25815429]

約数ペア:

[(1, 25815429), (3, 8605143), (9, 2868381), (27, 956127), (81, 318709), (89, 290061), (267, 96687), (801, 32229), (2403, 10743), (3581, 7209)]