2991128

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1723}}^1$

素因数の和:1767

約数の個数: 32

約数和(自身を含む): 6620160

約数和(自身を除く): 3629032

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 56, 62, 124, 217, 248, 434, 868, 1723, 1736, 3446, 6892, 12061, 13784, 24122, 48244, 53413, 96488, 106826, 213652, 373891, 427304, 747782, 1495564, 2991128]

約数ペア:

[(1, 2991128), (2, 1495564), (4, 747782), (7, 427304), (8, 373891), (14, 213652), (28, 106826), (31, 96488), (56, 53413), (62, 48244), (124, 24122), (217, 13784), (248, 12061), (434, 6892), (868, 3446), (1723, 1736)]