28243011

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{7723}}^1$

素因数の和:7802

約数の個数: 16

約数和(自身を含む): 40041216

約数和(自身を除く): 11798205

約数列:

[1, 3, 23, 53, 69, 159, 1219, 3657, 7723, 23169, 177629, 409319, 532887, 1227957, 9414337, 28243011]

約数ペア:

[(1, 28243011), (3, 9414337), (23, 1227957), (53, 532887), (69, 409319), (159, 177629), (1219, 23169), (3657, 7723)]