28571505

素因数分解:

$3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{83}}^1\times {\mathrm{433}}^1$

素因数の和:577

約数の個数: 32

約数和(自身を含む): 47246976

約数和(自身を除く): 18675471

約数列:

[1, 3, 5, 15, 53, 83, 159, 249, 265, 415, 433, 795, 1245, 1299, 2165, 4399, 6495, 13197, 21995, 22949, 35939, 65985, 68847, 107817, 114745, 179695, 344235, 539085, 1904767, 5714301, 9523835, 28571505]

約数ペア:

[(1, 28571505), (3, 9523835), (5, 5714301), (15, 1904767), (53, 539085), (83, 344235), (159, 179695), (249, 114745), (265, 107817), (415, 68847), (433, 65985), (795, 35939), (1245, 22949), (1299, 21995), (2165, 13197), (4399, 6495)]