15716211

素因数分解:

$3^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{331}}^1$

素因数の和:384

約数の個数: 48

約数和(自身を含む): 27250560

約数和(自身を除く): 11534349

約数列:

[1, 3, 7, 17, 19, 21, 49, 51, 57, 119, 133, 147, 323, 331, 357, 399, 833, 931, 969, 993, 2261, 2317, 2499, 2793, 5627, 6289, 6783, 6951, 15827, 16219, 16881, 18867, 39389, 44023, 47481, 48657, 106913, 118167, 132069, 275723, 308161, 320739, 748391, 827169, 924483, 2245173, 5238737, 15716211]

約数ペア:

[(1, 15716211), (3, 5238737), (7, 2245173), (17, 924483), (19, 827169), (21, 748391), (49, 320739), (51, 308161), (57, 275723), (119, 132069), (133, 118167), (147, 106913), (323, 48657), (331, 47481), (357, 44023), (399, 39389), (833, 18867), (931, 16881), (969, 16219), (993, 15827), (2261, 6951), (2317, 6783), (2499, 6289), (2793, 5627)]