6997445

素因数分解:

$5^1\times 7^2\times {\mathrm{13}}^4$

素因数の和:71

約数の個数: 30

約数和(自身を含む): 10581822

約数和(自身を除く): 3584377

約数列:

[1, 5, 7, 13, 35, 49, 65, 91, 169, 245, 455, 637, 845, 1183, 2197, 3185, 5915, 8281, 10985, 15379, 28561, 41405, 76895, 107653, 142805, 199927, 538265, 999635, 1399489, 6997445]

約数ペア:

[(1, 6997445), (5, 1399489), (7, 999635), (13, 538265), (35, 199927), (49, 142805), (65, 107653), (91, 76895), (169, 41405), (245, 28561), (455, 15379), (637, 10985), (845, 8281), (1183, 5915), (2197, 3185)]