39388209

素因数分解:

$3^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{5701}}^1$

素因数の和:5765

約数の個数: 24

約数和(自身を含む): 62402688

約数和(自身を除く): 23014479

約数列:

[1, 3, 7, 21, 47, 49, 141, 147, 329, 987, 2303, 5701, 6909, 17103, 39907, 119721, 267947, 279349, 803841, 838047, 1875629, 5626887, 13129403, 39388209]

約数ペア:

[(1, 39388209), (3, 13129403), (7, 5626887), (21, 1875629), (47, 838047), (49, 803841), (141, 279349), (147, 267947), (329, 119721), (987, 39907), (2303, 17103), (5701, 6909)]