2279921

素因数分解:

$7^3\times {\mathrm{17}}^2\times {\mathrm{23}}^1$

素因数の和:78

約数の個数: 24

約数和(自身を含む): 2947200

約数和(自身を除く): 667279

約数列:

[1, 7, 17, 23, 49, 119, 161, 289, 343, 391, 833, 1127, 2023, 2737, 5831, 6647, 7889, 14161, 19159, 46529, 99127, 134113, 325703, 2279921]

約数ペア:

[(1, 2279921), (7, 325703), (17, 134113), (23, 99127), (49, 46529), (119, 19159), (161, 14161), (289, 7889), (343, 6647), (391, 5831), (833, 2737), (1127, 2023)]