28766325

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{157}}^1\times {\mathrm{349}}^1$

素因数の和:526

約数の個数: 48

約数和(自身を含む): 54857600

約数和(自身を除く): 26091275

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 75, 105, 157, 175, 349, 471, 525, 785, 1047, 1099, 1745, 2355, 2443, 3297, 3925, 5235, 5495, 7329, 8725, 11775, 12215, 16485, 26175, 27475, 36645, 54793, 61075, 82425, 164379, 183225, 273965, 383551, 821895, 1150653, 1369825, 1917755, 4109475, 5753265, 9588775, 28766325]

約数ペア:

[(1, 28766325), (3, 9588775), (5, 5753265), (7, 4109475), (15, 1917755), (21, 1369825), (25, 1150653), (35, 821895), (75, 383551), (105, 273965), (157, 183225), (175, 164379), (349, 82425), (471, 61075), (525, 54793), (785, 36645), (1047, 27475), (1099, 26175), (1745, 16485), (2355, 12215), (2443, 11775), (3297, 8725), (3925, 7329), (5235, 5495)]