25565949

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{13723}}^1$

素因数の和:13758

約数の個数: 20

約数和(自身を含む): 39854496

約数和(自身を除く): 14288547

約数列:

[1, 3, 9, 23, 27, 69, 81, 207, 621, 1863, 13723, 41169, 123507, 315629, 370521, 946887, 1111563, 2840661, 8521983, 25565949]

約数ペア:

[(1, 25565949), (3, 8521983), (9, 2840661), (23, 1111563), (27, 946887), (69, 370521), (81, 315629), (207, 123507), (621, 41169), (1863, 13723)]