16961805

素因数分解:

$3^4\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{193}}^1$

素因数の和:248

約数の個数: 80

約数和(自身を含む): 36056064

約数和(自身を除く): 19094259

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 31, 35, 45, 63, 81, 93, 105, 135, 155, 189, 193, 217, 279, 315, 405, 465, 567, 579, 651, 837, 945, 965, 1085, 1351, 1395, 1737, 1953, 2511, 2835, 2895, 3255, 4053, 4185, 5211, 5859, 5983, 6755, 8685, 9765, 12159, 12555, 15633, 17577, 17949, 20265, 26055, 29295, 29915, 36477, 41881, 53847, 60795, 78165, 87885, 89745, 109431, 125643, 161541, 182385, 209405, 269235, 376929, 484623, 547155, 628215, 807705, 1130787, 1884645, 2423115, 3392361, 5653935, 16961805]

約数ペア:

[(1, 16961805), (3, 5653935), (5, 3392361), (7, 2423115), (9, 1884645), (15, 1130787), (21, 807705), (27, 628215), (31, 547155), (35, 484623), (45, 376929), (63, 269235), (81, 209405), (93, 182385), (105, 161541), (135, 125643), (155, 109431), (189, 89745), (193, 87885), (217, 78165), (279, 60795), (315, 53847), (405, 41881), (465, 36477), (567, 29915), (579, 29295), (651, 26055), (837, 20265), (945, 17949), (965, 17577), (1085, 15633), (1351, 12555), (1395, 12159), (1737, 9765), (1953, 8685), (2511, 6755), (2835, 5983), (2895, 5859), (3255, 5211), (4053, 4185)]