28928375

素因数分解:

$5^3\times 7^2\times {\mathrm{4723}}^1$

素因数の和:4752

約数の個数: 24

約数和(自身を含む): 42005808

約数和(自身を除く): 13077433

約数列:

[1, 5, 7, 25, 35, 49, 125, 175, 245, 875, 1225, 4723, 6125, 23615, 33061, 118075, 165305, 231427, 590375, 826525, 1157135, 4132625, 5785675, 28928375]

約数ペア:

[(1, 28928375), (5, 5785675), (7, 4132625), (25, 1157135), (35, 826525), (49, 590375), (125, 231427), (175, 165305), (245, 118075), (875, 33061), (1225, 23615), (4723, 6125)]