28785798

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{1153}}^1$

素因数の和:1253

約数の個数: 48

約数和(自身を含む): 66608880

約数和(自身を除く): 37823082

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 73, 114, 146, 171, 219, 342, 438, 657, 1153, 1314, 1387, 2306, 2774, 3459, 4161, 6918, 8322, 10377, 12483, 20754, 21907, 24966, 43814, 65721, 84169, 131442, 168338, 197163, 252507, 394326, 505014, 757521, 1515042, 1599211, 3198422, 4797633, 9595266, 14392899, 28785798]

約数ペア:

[(1, 28785798), (2, 14392899), (3, 9595266), (6, 4797633), (9, 3198422), (18, 1599211), (19, 1515042), (38, 757521), (57, 505014), (73, 394326), (114, 252507), (146, 197163), (171, 168338), (219, 131442), (342, 84169), (438, 65721), (657, 43814), (1153, 24966), (1314, 21907), (1387, 20754), (2306, 12483), (2774, 10377), (3459, 8322), (4161, 6918)]