26945919

素因数分解:

$3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{997}}^1$

素因数の和:1037

約数の個数: 64

約数和(自身を含む): 53652480

約数和(自身を除く): 26706561

約数列:

[1, 3, 7, 9, 11, 13, 21, 27, 33, 39, 63, 77, 91, 99, 117, 143, 189, 231, 273, 297, 351, 429, 693, 819, 997, 1001, 1287, 2079, 2457, 2991, 3003, 3861, 6979, 8973, 9009, 10967, 12961, 20937, 26919, 27027, 32901, 38883, 62811, 76769, 90727, 98703, 116649, 142571, 188433, 230307, 272181, 296109, 349947, 427713, 690921, 816543, 997997, 1283139, 2072763, 2449629, 2993991, 3849417, 8981973, 26945919]

約数ペア:

[(1, 26945919), (3, 8981973), (7, 3849417), (9, 2993991), (11, 2449629), (13, 2072763), (21, 1283139), (27, 997997), (33, 816543), (39, 690921), (63, 427713), (77, 349947), (91, 296109), (99, 272181), (117, 230307), (143, 188433), (189, 142571), (231, 116649), (273, 98703), (297, 90727), (351, 76769), (429, 62811), (693, 38883), (819, 32901), (997, 27027), (1001, 26919), (1287, 20937), (2079, 12961), (2457, 10967), (2991, 9009), (3003, 8973), (3861, 6979)]