28726995

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{1153}}^1$

素因数の和:1323

約数の個数: 32

約数和(自身を含む): 50517504

約数和(自身を除く): 21790509

約数列:

[1, 3, 5, 11, 15, 33, 55, 151, 165, 453, 755, 1153, 1661, 2265, 3459, 4983, 5765, 8305, 12683, 17295, 24915, 38049, 63415, 174103, 190245, 522309, 870515, 1915133, 2611545, 5745399, 9575665, 28726995]

約数ペア:

[(1, 28726995), (3, 9575665), (5, 5745399), (11, 2611545), (15, 1915133), (33, 870515), (55, 522309), (151, 190245), (165, 174103), (453, 63415), (755, 38049), (1153, 24915), (1661, 17295), (2265, 12683), (3459, 8305), (4983, 5765)]