2051288631

素因数分解:

$3^6\times 7^1\times {\mathrm{31}}^1\times {\mathrm{12967}}^1$

素因数の和:13023

約数の個数: 56

約数和(自身を含む): 3628550144

約数和(自身を除く): 1577261513

約数列:

[1, 3, 7, 9, 21, 27, 31, 63, 81, 93, 189, 217, 243, 279, 567, 651, 729, 837, 1701, 1953, 2511, 5103, 5859, 7533, 12967, 17577, 22599, 38901, 52731, 90769, 116703, 158193, 272307, 350109, 401977, 816921, 1050327, 1205931, 2450763, 2813839, 3150981, 3617793, 7352289, 8441517, 9452943, 10853379, 22056867, 25324551, 32560137, 66170601, 75973653, 97680411, 227920959, 293041233, 683762877, 2051288631]

約数ペア:

[(1, 2051288631), (3, 683762877), (7, 293041233), (9, 227920959), (21, 97680411), (27, 75973653), (31, 66170601), (63, 32560137), (81, 25324551), (93, 22056867), (189, 10853379), (217, 9452943), (243, 8441517), (279, 7352289), (567, 3617793), (651, 3150981), (729, 2813839), (837, 2450763), (1701, 1205931), (1953, 1050327), (2511, 816921), (5103, 401977), (5859, 350109), (7533, 272307), (12967, 158193), (17577, 116703), (22599, 90769), (38901, 52731)]