28428745

素因数分解:

$5^1\times {\mathrm{61}}^1\times {\mathrm{83}}^1\times {\mathrm{1123}}^1$

素因数の和:1272

約数の個数: 16

約数和(自身を含む): 35122752

約数和(自身を除く): 6694007

約数列:

[1, 5, 61, 83, 305, 415, 1123, 5063, 5615, 25315, 68503, 93209, 342515, 466045, 5685749, 28428745]

約数ペア:

[(1, 28428745), (5, 5685749), (61, 466045), (83, 342515), (305, 93209), (415, 68503), (1123, 25315), (5063, 5615)]