28262175

素因数分解:

$3^1\times 5^2\times {\mathrm{139}}^1\times {\mathrm{2711}}^1$

素因数の和:2863

約数の個数: 24

約数和(自身を含む): 47080320

約数和(自身を除く): 18818145

約数列:

[1, 3, 5, 15, 25, 75, 139, 417, 695, 2085, 2711, 3475, 8133, 10425, 13555, 40665, 67775, 203325, 376829, 1130487, 1884145, 5652435, 9420725, 28262175]

約数ペア:

[(1, 28262175), (3, 9420725), (5, 5652435), (15, 1884145), (25, 1130487), (75, 376829), (139, 203325), (417, 67775), (695, 40665), (2085, 13555), (2711, 10425), (3475, 8133)]