6989787

素因数分解:

$3^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1193}}^1$

素因数の和:1240

約数の個数: 32

約数和(自身を含む): 12226560

約数和(自身を除く): 5236773

約数列:

[1, 3, 7, 9, 21, 27, 31, 63, 93, 189, 217, 279, 651, 837, 1193, 1953, 3579, 5859, 8351, 10737, 25053, 32211, 36983, 75159, 110949, 225477, 258881, 332847, 776643, 998541, 2329929, 6989787]

約数ペア:

[(1, 6989787), (3, 2329929), (7, 998541), (9, 776643), (21, 332847), (27, 258881), (31, 225477), (63, 110949), (93, 75159), (189, 36983), (217, 32211), (279, 25053), (651, 10737), (837, 8351), (1193, 5859), (1953, 3579)]