66610257

素因数分解:

$3^1\times 7^3\times {\mathrm{19}}^1\times {\mathrm{3407}}^1$

素因数の和:3450

約数の個数: 32

約数和(自身を含む): 109056000

約数和(自身を除く): 42445743

約数列:

[1, 3, 7, 19, 21, 49, 57, 133, 147, 343, 399, 931, 1029, 2793, 3407, 6517, 10221, 19551, 23849, 64733, 71547, 166943, 194199, 453131, 500829, 1168601, 1359393, 3171917, 3505803, 9515751, 22203419, 66610257]

約数ペア:

[(1, 66610257), (3, 22203419), (7, 9515751), (19, 3505803), (21, 3171917), (49, 1359393), (57, 1168601), (133, 500829), (147, 453131), (343, 194199), (399, 166943), (931, 71547), (1029, 64733), (2793, 23849), (3407, 19551), (6517, 10221)]