28957805

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{457}}^1$

素因数の和:533

約数の個数: 32

約数和(自身を含む): 39571200

約数和(自身を除く): 10613395

約数列:

[1, 5, 19, 23, 29, 95, 115, 145, 437, 457, 551, 667, 2185, 2285, 2755, 3335, 8683, 10511, 12673, 13253, 43415, 52555, 63365, 66265, 199709, 251807, 304819, 998545, 1259035, 1524095, 5791561, 28957805]

約数ペア:

[(1, 28957805), (5, 5791561), (19, 1524095), (23, 1259035), (29, 998545), (95, 304819), (115, 251807), (145, 199709), (437, 66265), (457, 63365), (551, 52555), (667, 43415), (2185, 13253), (2285, 12673), (2755, 10511), (3335, 8683)]