28283325

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{3169}}^1$

素因数の和:3206

約数の個数: 48

約数和(自身を含む): 56603520

約数和(自身を除く): 28320195

約数列:

[1, 3, 5, 7, 15, 17, 21, 25, 35, 51, 75, 85, 105, 119, 175, 255, 357, 425, 525, 595, 1275, 1785, 2975, 3169, 8925, 9507, 15845, 22183, 47535, 53873, 66549, 79225, 110915, 161619, 237675, 269365, 332745, 377111, 554575, 808095, 1131333, 1346825, 1663725, 1885555, 4040475, 5656665, 9427775, 28283325]

約数ペア:

[(1, 28283325), (3, 9427775), (5, 5656665), (7, 4040475), (15, 1885555), (17, 1663725), (21, 1346825), (25, 1131333), (35, 808095), (51, 554575), (75, 377111), (85, 332745), (105, 269365), (119, 237675), (175, 161619), (255, 110915), (357, 79225), (425, 66549), (525, 53873), (595, 47535), (1275, 22183), (1785, 15845), (2975, 9507), (3169, 8925)]