22147951

素因数分解:

$7^2\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{163}}^1$

素因数の和:283

約数の個数: 24

約数和(自身を含む): 26922240

約数和(自身を除く): 4774289

約数列:

[1, 7, 47, 49, 59, 163, 329, 413, 1141, 2303, 2773, 2891, 7661, 7987, 9617, 19411, 53627, 67319, 135877, 375389, 451999, 471233, 3163993, 22147951]

約数ペア:

[(1, 22147951), (7, 3163993), (47, 471233), (49, 451999), (59, 375389), (163, 135877), (329, 67319), (413, 53627), (1141, 19411), (2303, 9617), (2773, 7987), (2891, 7661)]