28443249

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{313}}^1\times {\mathrm{439}}^1$

素因数の和:781

約数の個数: 24

約数和(自身を含む): 43105920

約数和(自身を除く): 14662671

約数列:

[1, 3, 9, 23, 69, 207, 313, 439, 939, 1317, 2817, 3951, 7199, 10097, 21597, 30291, 64791, 90873, 137407, 412221, 1236663, 3160361, 9481083, 28443249]

約数ペア:

[(1, 28443249), (3, 9481083), (9, 3160361), (23, 1236663), (69, 412221), (207, 137407), (313, 90873), (439, 64791), (939, 30291), (1317, 21597), (2817, 10097), (3951, 7199)]