20161714587

素因数分解:

$3^1\times 7^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{60661}}^1$

素因数の和:60721

約数の個数: 64

約数和(自身を含む): 34941312000

約数和(自身を除く): 14779597413

約数列:

[1, 3, 7, 17, 19, 21, 49, 51, 57, 119, 133, 147, 323, 343, 357, 399, 833, 931, 969, 1029, 2261, 2499, 2793, 5831, 6517, 6783, 15827, 17493, 19551, 47481, 60661, 110789, 181983, 332367, 424627, 1031237, 1152559, 1273881, 2972389, 3093711, 3457677, 7218659, 8067913, 8917167, 19593503, 20806723, 21655977, 24203739, 50530613, 56475391, 58780509, 62420169, 137154521, 151591839, 169426173, 353714291, 395327737, 411463563, 960081647, 1061142873, 1185983211, 2880244941, 6720571529, 20161714587]

約数ペア:

[(1, 20161714587), (3, 6720571529), (7, 2880244941), (17, 1185983211), (19, 1061142873), (21, 960081647), (49, 411463563), (51, 395327737), (57, 353714291), (119, 169426173), (133, 151591839), (147, 137154521), (323, 62420169), (343, 58780509), (357, 56475391), (399, 50530613), (833, 24203739), (931, 21655977), (969, 20806723), (1029, 19593503), (2261, 8917167), (2499, 8067913), (2793, 7218659), (5831, 3457677), (6517, 3093711), (6783, 2972389), (15827, 1273881), (17493, 1152559), (19551, 1031237), (47481, 424627), (60661, 332367), (110789, 181983)]