7197813

素因数分解:

$3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{2657}}^1$

素因数の和:2713

約数の個数: 24

約数和(自身を含む): 12163008

約数和(自身を除く): 4965195

約数列:

[1, 3, 7, 9, 21, 43, 63, 129, 301, 387, 903, 2657, 2709, 7971, 18599, 23913, 55797, 114251, 167391, 342753, 799757, 1028259, 2399271, 7197813]

約数ペア:

[(1, 7197813), (3, 2399271), (7, 1028259), (9, 799757), (21, 342753), (43, 167391), (63, 114251), (129, 55797), (301, 23913), (387, 18599), (903, 7971), (2657, 2709)]