201679737

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{443}}^1$

素因数の和:642

約数の個数: 48

約数和(自身を含む): 332040960

約数和(自身を除く): 130361223

約数列:

[1, 3, 7, 19, 21, 49, 57, 133, 147, 163, 399, 443, 489, 931, 1141, 1329, 2793, 3097, 3101, 3423, 7987, 8417, 9291, 9303, 21679, 21707, 23961, 25251, 58919, 65037, 65121, 72209, 151753, 176757, 216627, 412433, 455259, 505463, 1237299, 1371971, 1516389, 3538241, 4115913, 9603797, 10614723, 28811391, 67226579, 201679737]

約数ペア:

[(1, 201679737), (3, 67226579), (7, 28811391), (19, 10614723), (21, 9603797), (49, 4115913), (57, 3538241), (133, 1516389), (147, 1371971), (163, 1237299), (399, 505463), (443, 455259), (489, 412433), (931, 216627), (1141, 176757), (1329, 151753), (2793, 72209), (3097, 65121), (3101, 65037), (3423, 58919), (7987, 25251), (8417, 23961), (9291, 21707), (9303, 21679)]