1556324

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1$

素因数の和:216

約数の個数: 48

約数和(自身を含む): 3526656

約数和(自身を除く): 1970332

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 31, 44, 62, 77, 124, 154, 163, 217, 308, 326, 341, 434, 652, 682, 868, 1141, 1364, 1793, 2282, 2387, 3586, 4564, 4774, 5053, 7172, 9548, 10106, 12551, 20212, 25102, 35371, 50204, 55583, 70742, 111166, 141484, 222332, 389081, 778162, 1556324]

約数ペア:

[(1, 1556324), (2, 778162), (4, 389081), (7, 222332), (11, 141484), (14, 111166), (22, 70742), (28, 55583), (31, 50204), (44, 35371), (62, 25102), (77, 20212), (124, 12551), (154, 10106), (163, 9548), (217, 7172), (308, 5053), (326, 4774), (341, 4564), (434, 3586), (652, 2387), (682, 2282), (868, 1793), (1141, 1364)]