80837757

素因数分解:

$3^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{997}}^1$

素因数の和:1040

約数の個数: 80

約数和(自身を含む): 162298752

約数和(自身を除く): 81460995

約数列:

[1, 3, 7, 9, 11, 13, 21, 27, 33, 39, 63, 77, 81, 91, 99, 117, 143, 189, 231, 273, 297, 351, 429, 567, 693, 819, 891, 997, 1001, 1053, 1287, 2079, 2457, 2991, 3003, 3861, 6237, 6979, 7371, 8973, 9009, 10967, 11583, 12961, 20937, 26919, 27027, 32901, 38883, 62811, 76769, 80757, 81081, 90727, 98703, 116649, 142571, 188433, 230307, 272181, 296109, 349947, 427713, 565299, 690921, 816543, 888327, 997997, 1049841, 1283139, 2072763, 2449629, 2993991, 3849417, 6218289, 7348887, 8981973, 11548251, 26945919, 80837757]

約数ペア:

[(1, 80837757), (3, 26945919), (7, 11548251), (9, 8981973), (11, 7348887), (13, 6218289), (21, 3849417), (27, 2993991), (33, 2449629), (39, 2072763), (63, 1283139), (77, 1049841), (81, 997997), (91, 888327), (99, 816543), (117, 690921), (143, 565299), (189, 427713), (231, 349947), (273, 296109), (297, 272181), (351, 230307), (429, 188433), (567, 142571), (693, 116649), (819, 98703), (891, 90727), (997, 81081), (1001, 80757), (1053, 76769), (1287, 62811), (2079, 38883), (2457, 32901), (2991, 27027), (3003, 26919), (3861, 20937), (6237, 12961), (6979, 11583), (7371, 10967), (8973, 9009)]