17994249

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{173}}^1$

素因数の和:326

約数の個数: 48

約数和(自身を含む): 32428032

約数和(自身を除く): 14433783

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 127, 173, 273, 381, 519, 819, 889, 1143, 1211, 1557, 1651, 2249, 2667, 3633, 4953, 6747, 8001, 10899, 11557, 14859, 15743, 20241, 21971, 34671, 47229, 65913, 104013, 141687, 153797, 197739, 285623, 461391, 856869, 1384173, 1999361, 2570607, 5998083, 17994249]

約数ペア:

[(1, 17994249), (3, 5998083), (7, 2570607), (9, 1999361), (13, 1384173), (21, 856869), (39, 461391), (63, 285623), (91, 197739), (117, 153797), (127, 141687), (173, 104013), (273, 65913), (381, 47229), (519, 34671), (819, 21971), (889, 20241), (1143, 15743), (1211, 14859), (1557, 11557), (1651, 10899), (2249, 8001), (2667, 6747), (3633, 4953)]