27996225

素因数分解:

$3^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{8681}}^1$

素因数の和:8737

約数の個数: 24

約数和(自身を含む): 47368992

約数和(自身を除く): 19372767

約数列:

[1, 3, 5, 15, 25, 43, 75, 129, 215, 645, 1075, 3225, 8681, 26043, 43405, 130215, 217025, 373283, 651075, 1119849, 1866415, 5599245, 9332075, 27996225]

約数ペア:

[(1, 27996225), (3, 9332075), (5, 5599245), (15, 1866415), (25, 1119849), (43, 651075), (75, 373283), (129, 217025), (215, 130215), (645, 43405), (1075, 26043), (3225, 8681)]