17967394081

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{521}}^1\times {\mathrm{16477}}^1$

素因数の和:17041

約数の個数: 32

約数和(自身を含む): 23120875008

約数和(自身を除く): 5153480927

約数列:

[1, 7, 13, 23, 91, 161, 299, 521, 2093, 3647, 6773, 11983, 16477, 47411, 83881, 115339, 155779, 214201, 378971, 1090453, 1499407, 2652797, 4926623, 8584517, 34486361, 60091619, 111598721, 197443891, 781191047, 1382107237, 2566770583, 17967394081]

約数ペア:

[(1, 17967394081), (7, 2566770583), (13, 1382107237), (23, 781191047), (91, 197443891), (161, 111598721), (299, 60091619), (521, 34486361), (2093, 8584517), (3647, 4926623), (6773, 2652797), (11983, 1499407), (16477, 1090453), (47411, 378971), (83881, 214201), (115339, 155779)]