40180977

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{389}}^1\times {\mathrm{499}}^1$

素因数の和:917

約数の個数: 24

約数和(自身を含む): 60840000

約数和(自身を除く): 20659023

約数列:

[1, 3, 9, 23, 69, 207, 389, 499, 1167, 1497, 3501, 4491, 8947, 11477, 26841, 34431, 80523, 103293, 194111, 582333, 1746999, 4464553, 13393659, 40180977]

約数ペア:

[(1, 40180977), (3, 13393659), (9, 4464553), (23, 1746999), (69, 582333), (207, 194111), (389, 103293), (499, 80523), (1167, 34431), (1497, 26841), (3501, 11477), (4491, 8947)]