13784379

素因数分解:

$3^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{97}}^1\times {\mathrm{101}}^1$

素因数の和:275

約数の個数: 32

約数和(自身を含む): 21751296

約数和(自身を除く): 7966917

約数列:

[1, 3, 7, 21, 67, 97, 101, 201, 291, 303, 469, 679, 707, 1407, 2037, 2121, 6499, 6767, 9797, 19497, 20301, 29391, 45493, 47369, 68579, 136479, 142107, 205737, 656399, 1969197, 4594793, 13784379]

約数ペア:

[(1, 13784379), (3, 4594793), (7, 1969197), (21, 656399), (67, 205737), (97, 142107), (101, 136479), (201, 68579), (291, 47369), (303, 45493), (469, 29391), (679, 20301), (707, 19497), (1407, 9797), (2037, 6767), (2121, 6499)]