66930521

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1$

素因数の和:166

約数の個数: 48

約数和(自身を含む): 88372800

約数和(自身を除く): 21442279

約数列:

[1, 7, 19, 29, 37, 49, 67, 133, 203, 259, 469, 551, 703, 931, 1073, 1273, 1421, 1813, 1943, 2479, 3283, 3857, 4921, 7511, 8911, 13601, 17353, 20387, 26999, 34447, 36917, 47101, 52577, 62377, 71891, 95207, 121471, 142709, 258419, 329707, 503237, 998963, 1365929, 1808933, 2307949, 3522659, 9561503, 66930521]

約数ペア:

[(1, 66930521), (7, 9561503), (19, 3522659), (29, 2307949), (37, 1808933), (49, 1365929), (67, 998963), (133, 503237), (203, 329707), (259, 258419), (469, 142709), (551, 121471), (703, 95207), (931, 71891), (1073, 62377), (1273, 52577), (1421, 47101), (1813, 36917), (1943, 34447), (2479, 26999), (3283, 20387), (3857, 17353), (4921, 13601), (7511, 8911)]