66945711

素因数分解:

$3^1\times 7^3\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1$

素因数の和:173

約数の個数: 64

約数和(自身を含む): 114048000

約数和(自身を除く): 47102289

約数列:

[1, 3, 7, 17, 21, 43, 49, 51, 89, 119, 129, 147, 267, 301, 343, 357, 623, 731, 833, 903, 1029, 1513, 1869, 2107, 2193, 2499, 3827, 4361, 4539, 5117, 5831, 6321, 10591, 11481, 13083, 14749, 15351, 17493, 26789, 30527, 31773, 35819, 44247, 65059, 74137, 80367, 91581, 107457, 187523, 195177, 222411, 250733, 455413, 518959, 562569, 752199, 1312661, 1366239, 1556877, 3187891, 3937983, 9563673, 22315237, 66945711]

約数ペア:

[(1, 66945711), (3, 22315237), (7, 9563673), (17, 3937983), (21, 3187891), (43, 1556877), (49, 1366239), (51, 1312661), (89, 752199), (119, 562569), (129, 518959), (147, 455413), (267, 250733), (301, 222411), (343, 195177), (357, 187523), (623, 107457), (731, 91581), (833, 80367), (903, 74137), (1029, 65059), (1513, 44247), (1869, 35819), (2107, 31773), (2193, 30527), (2499, 26789), (3827, 17493), (4361, 15351), (4539, 14749), (5117, 13083), (5831, 11481), (6321, 10591)]