28070325

素因数分解:

$3^2\times 5^2\times {\mathrm{73}}^1\times {\mathrm{1709}}^1$

素因数の和:1798

約数の個数: 36

約数和(自身を含む): 50995620

約数和(自身を除く): 22925295

約数列:

[1, 3, 5, 9, 15, 25, 45, 73, 75, 219, 225, 365, 657, 1095, 1709, 1825, 3285, 5127, 5475, 8545, 15381, 16425, 25635, 42725, 76905, 124757, 128175, 374271, 384525, 623785, 1122813, 1871355, 3118925, 5614065, 9356775, 28070325]

約数ペア:

[(1, 28070325), (3, 9356775), (5, 5614065), (9, 3118925), (15, 1871355), (25, 1122813), (45, 623785), (73, 384525), (75, 374271), (219, 128175), (225, 124757), (365, 76905), (657, 42725), (1095, 25635), (1709, 16425), (1825, 15381), (3285, 8545), (5127, 5475)]