2015811

素因数分解:

$3^2\times 7^3\times {\mathrm{653}}^1$

素因数の和:680

約数の個数: 24

約数和(自身を含む): 3400800

約数和(自身を除く): 1384989

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 343, 441, 653, 1029, 1959, 3087, 4571, 5877, 13713, 31997, 41139, 95991, 223979, 287973, 671937, 2015811]

約数ペア:

[(1, 2015811), (3, 671937), (7, 287973), (9, 223979), (21, 95991), (49, 41139), (63, 31997), (147, 13713), (343, 5877), (441, 4571), (653, 3087), (1029, 1959)]