27928705

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{643}}^1$

素因数の和:745

約数の個数: 32

約数和(自身を含む): 41174784

約数和(自身を除く): 13246079

約数列:

[1, 5, 7, 17, 35, 73, 85, 119, 365, 511, 595, 643, 1241, 2555, 3215, 4501, 6205, 8687, 10931, 22505, 43435, 46939, 54655, 76517, 234695, 328573, 382585, 797963, 1642865, 3989815, 5585741, 27928705]

約数ペア:

[(1, 27928705), (5, 5585741), (7, 3989815), (17, 1642865), (35, 797963), (73, 382585), (85, 328573), (119, 234695), (365, 76517), (511, 54655), (595, 46939), (643, 43435), (1241, 22505), (2555, 10931), (3215, 8687), (4501, 6205)]