28260975

素因数分解:

$3^1\times 5^2\times {\mathrm{109}}^1\times {\mathrm{3457}}^1$

素因数の和:3579

約数の個数: 24

約数和(自身を含む): 47167120

約数和(自身を除く): 18906145

約数列:

[1, 3, 5, 15, 25, 75, 109, 327, 545, 1635, 2725, 3457, 8175, 10371, 17285, 51855, 86425, 259275, 376813, 1130439, 1884065, 5652195, 9420325, 28260975]

約数ペア:

[(1, 28260975), (3, 9420325), (5, 5652195), (15, 1884065), (25, 1130439), (75, 376813), (109, 259275), (327, 86425), (545, 51855), (1635, 17285), (2725, 10371), (3457, 8175)]