163663353

素因数分解:

$3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{1783}}^1$

素因数の和:1874

約数の個数: 48

約数和(自身を含む): 284983296

約数和(自身を除く): 121319943

約数列:

[1, 3, 7, 9, 21, 31, 47, 63, 93, 141, 217, 279, 329, 423, 651, 987, 1457, 1783, 1953, 2961, 4371, 5349, 10199, 12481, 13113, 16047, 30597, 37443, 55273, 83801, 91791, 112329, 165819, 251403, 386911, 497457, 586607, 754209, 1160733, 1759821, 2597831, 3482199, 5279463, 7793493, 18184817, 23380479, 54554451, 163663353]

約数ペア:

[(1, 163663353), (3, 54554451), (7, 23380479), (9, 18184817), (21, 7793493), (31, 5279463), (47, 3482199), (63, 2597831), (93, 1759821), (141, 1160733), (217, 754209), (279, 586607), (329, 497457), (423, 386911), (651, 251403), (987, 165819), (1457, 112329), (1783, 91791), (1953, 83801), (2961, 55273), (4371, 37443), (5349, 30597), (10199, 16047), (12481, 13113)]