28742706

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{229}}^1\times {\mathrm{367}}^1$

素因数の和:623

約数の個数: 48

約数和(自身を含む): 66019200

約数和(自身を除く): 37276494

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 114, 171, 229, 342, 367, 458, 687, 734, 1101, 1374, 2061, 2202, 3303, 4122, 4351, 6606, 6973, 8702, 13053, 13946, 20919, 26106, 39159, 41838, 62757, 78318, 84043, 125514, 168086, 252129, 504258, 756387, 1512774, 1596817, 3193634, 4790451, 9580902, 14371353, 28742706]

約数ペア:

[(1, 28742706), (2, 14371353), (3, 9580902), (6, 4790451), (9, 3193634), (18, 1596817), (19, 1512774), (38, 756387), (57, 504258), (114, 252129), (171, 168086), (229, 125514), (342, 84043), (367, 78318), (458, 62757), (687, 41838), (734, 39159), (1101, 26106), (1374, 20919), (2061, 13946), (2202, 13053), (3303, 8702), (4122, 6973), (4351, 6606)]