2979326

素因数分解:

$2^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{1531}}^1$

素因数の和:1679

約数の個数: 16

約数和(自身を含む): 5147520

約数和(自身を除く): 2168194

約数列:

[1, 2, 7, 14, 139, 278, 973, 1531, 1946, 3062, 10717, 21434, 212809, 425618, 1489663, 2979326]

約数ペア:

[(1, 2979326), (2, 1489663), (7, 425618), (14, 212809), (139, 21434), (278, 10717), (973, 3062), (1531, 1946)]