28693155

素因数分解:

$3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{21493}}^1$

素因数の和:21590

約数の個数: 16

約数和(自身を含む): 46427040

約数和(自身を除く): 17733885

約数列:

[1, 3, 5, 15, 89, 267, 445, 1335, 21493, 64479, 107465, 322395, 1912877, 5738631, 9564385, 28693155]

約数ペア:

[(1, 28693155), (3, 9564385), (5, 5738631), (15, 1912877), (89, 322395), (267, 107465), (445, 64479), (1335, 21493)]