1021085

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{683}}^1$

素因数の和:724

約数の個数: 16

約数和(自身を含む): 1378944

約数和(自身を除く): 357859

約数列:

[1, 5, 13, 23, 65, 115, 299, 683, 1495, 3415, 8879, 15709, 44395, 78545, 204217, 1021085]

約数ペア:

[(1, 1021085), (5, 204217), (13, 78545), (23, 44395), (65, 15709), (115, 8879), (299, 3415), (683, 1495)]