17998953

素因数分解:

$3^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{73}}^1\times {\mathrm{199}}^1$

素因数の和:341

約数の個数: 32

約数和(自身を含む): 28416000

約数和(自身を除く): 10417047

約数列:

[1, 3, 7, 21, 59, 73, 177, 199, 219, 413, 511, 597, 1239, 1393, 1533, 4179, 4307, 11741, 12921, 14527, 30149, 35223, 43581, 82187, 90447, 101689, 246561, 305067, 857093, 2571279, 5999651, 17998953]

約数ペア:

[(1, 17998953), (3, 5999651), (7, 2571279), (21, 857093), (59, 305067), (73, 246561), (177, 101689), (199, 90447), (219, 82187), (413, 43581), (511, 35223), (597, 30149), (1239, 14527), (1393, 12921), (1533, 11741), (4179, 4307)]