15316641

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{409}}^1$

素因数の和:510

約数の個数: 32

約数和(自身を含む): 24272000

約数和(自身を除く): 8955359

約数列:

[1, 3, 9, 19, 27, 57, 73, 171, 219, 409, 513, 657, 1227, 1387, 1971, 3681, 4161, 7771, 11043, 12483, 23313, 29857, 37449, 69939, 89571, 209817, 268713, 567283, 806139, 1701849, 5105547, 15316641]

約数ペア:

[(1, 15316641), (3, 5105547), (9, 1701849), (19, 806139), (27, 567283), (57, 268713), (73, 209817), (171, 89571), (219, 69939), (409, 37449), (513, 29857), (657, 23313), (1227, 12483), (1387, 11043), (1971, 7771), (3681, 4161)]