28552713

素因数分解:

$3^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{15277}}^1$

素因数の和:15376

約数の個数: 16

約数和(自身を含む): 44000640

約数和(自身を除く): 15447927

約数列:

[1, 3, 7, 21, 89, 267, 623, 1869, 15277, 45831, 106939, 320817, 1359653, 4078959, 9517571, 28552713]

約数ペア:

[(1, 28552713), (3, 9517571), (7, 4078959), (21, 1359653), (89, 320817), (267, 106939), (623, 45831), (1869, 15277)]