28683645

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{1171}}^1$

素因数の和:1273

約数の個数: 32

約数和(自身を含む): 48605184

約数和(自身を除く): 19921539

約数列:

[1, 3, 5, 15, 23, 69, 71, 115, 213, 345, 355, 1065, 1171, 1633, 3513, 4899, 5855, 8165, 17565, 24495, 26933, 80799, 83141, 134665, 249423, 403995, 415705, 1247115, 1912243, 5736729, 9561215, 28683645]

約数ペア:

[(1, 28683645), (3, 9561215), (5, 5736729), (15, 1912243), (23, 1247115), (69, 415705), (71, 403995), (115, 249423), (213, 134665), (345, 83141), (355, 80799), (1065, 26933), (1171, 24495), (1633, 17565), (3513, 8165), (4899, 5855)]