13871396

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{1553}}^1$

素因数の和:1604

約数の個数: 48

約数和(自身を含む): 31328640

約数和(自身を除く): 17457244

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 29, 44, 58, 77, 116, 154, 203, 308, 319, 406, 638, 812, 1276, 1553, 2233, 3106, 4466, 6212, 8932, 10871, 17083, 21742, 34166, 43484, 45037, 68332, 90074, 119581, 180148, 239162, 315259, 478324, 495407, 630518, 990814, 1261036, 1981628, 3467849, 6935698, 13871396]

約数ペア:

[(1, 13871396), (2, 6935698), (4, 3467849), (7, 1981628), (11, 1261036), (14, 990814), (22, 630518), (28, 495407), (29, 478324), (44, 315259), (58, 239162), (77, 180148), (116, 119581), (154, 90074), (203, 68332), (308, 45037), (319, 43484), (406, 34166), (638, 21742), (812, 17083), (1276, 10871), (1553, 8932), (2233, 6212), (3106, 4466)]