26863508

素因数分解:

$2^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{137}}^1\times {\mathrm{149}}^1$

素因数の和:344

約数の個数: 48

約数和(自身を含む): 55641600

約数和(自身を除く): 28778092

約数列:

[1, 2, 4, 7, 14, 28, 47, 94, 137, 149, 188, 274, 298, 329, 548, 596, 658, 959, 1043, 1316, 1918, 2086, 3836, 4172, 6439, 7003, 12878, 14006, 20413, 25756, 28012, 40826, 45073, 49021, 81652, 90146, 98042, 142891, 180292, 196084, 285782, 571564, 959411, 1918822, 3837644, 6715877, 13431754, 26863508]

約数ペア:

[(1, 26863508), (2, 13431754), (4, 6715877), (7, 3837644), (14, 1918822), (28, 959411), (47, 571564), (94, 285782), (137, 196084), (149, 180292), (188, 142891), (274, 98042), (298, 90146), (329, 81652), (548, 49021), (596, 45073), (658, 40826), (959, 28012), (1043, 25756), (1316, 20413), (1918, 14006), (2086, 12878), (3836, 7003), (4172, 6439)]