25307883

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{18379}}^1$

素因数の和:18408

約数の個数: 20

約数和(自身を含む): 40031640

約数和(自身を除く): 14723757

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 18379, 55137, 165411, 312443, 496233, 937329, 1488699, 2811987, 8435961, 25307883]

約数ペア:

[(1, 25307883), (3, 8435961), (9, 2811987), (17, 1488699), (27, 937329), (51, 496233), (81, 312443), (153, 165411), (459, 55137), (1377, 18379)]