28742925

素因数分解:

$3^1\times 5^2\times {\mathrm{179}}^1\times {\mathrm{2141}}^1$

素因数の和:2333

約数の個数: 24

約数和(自身を含む): 47809440

約数和(自身を除く): 19066515

約数列:

[1, 3, 5, 15, 25, 75, 179, 537, 895, 2141, 2685, 4475, 6423, 10705, 13425, 32115, 53525, 160575, 383239, 1149717, 1916195, 5748585, 9580975, 28742925]

約数ペア:

[(1, 28742925), (3, 9580975), (5, 5748585), (15, 1916195), (25, 1149717), (75, 383239), (179, 160575), (537, 53525), (895, 32115), (2141, 13425), (2685, 10705), (4475, 6423)]