198021483

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{277}}^1$

素因数の和:409

約数の個数: 64

約数和(自身を含む): 336268800

約数和(自身を除く): 138247317

約数列:

[1, 3, 9, 11, 27, 29, 33, 83, 87, 99, 249, 261, 277, 297, 319, 747, 783, 831, 913, 957, 2241, 2407, 2493, 2739, 2871, 3047, 7221, 7479, 8033, 8217, 8613, 9141, 21663, 22991, 24099, 24651, 26477, 27423, 64989, 68973, 72297, 79431, 82269, 88363, 206919, 216891, 238293, 252901, 265089, 620757, 666739, 714879, 758703, 795267, 2000217, 2276109, 2385801, 6000651, 6828327, 7334129, 18001953, 22002387, 66007161, 198021483]

約数ペア:

[(1, 198021483), (3, 66007161), (9, 22002387), (11, 18001953), (27, 7334129), (29, 6828327), (33, 6000651), (83, 2385801), (87, 2276109), (99, 2000217), (249, 795267), (261, 758703), (277, 714879), (297, 666739), (319, 620757), (747, 265089), (783, 252901), (831, 238293), (913, 216891), (957, 206919), (2241, 88363), (2407, 82269), (2493, 79431), (2739, 72297), (2871, 68973), (3047, 64989), (7221, 27423), (7479, 26477), (8033, 24651), (8217, 24099), (8613, 22991), (9141, 21663)]