391297788

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{11171}}^1$

素因数の和:11327

約数の個数: 72

約数和(自身を含む): 1138650240

約数和(自身を除く): 747352452

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 139, 252, 278, 417, 556, 834, 973, 1251, 1668, 1946, 2502, 2919, 3892, 5004, 5838, 8757, 11171, 11676, 17514, 22342, 33513, 35028, 44684, 67026, 78197, 100539, 134052, 156394, 201078, 234591, 312788, 402156, 469182, 703773, 938364, 1407546, 1552769, 2815092, 3105538, 4658307, 6211076, 9316614, 10869383, 13974921, 18633228, 21738766, 27949842, 32608149, 43477532, 55899684, 65216298, 97824447, 130432596, 195648894, 391297788]

約数ペア:

[(1, 391297788), (2, 195648894), (3, 130432596), (4, 97824447), (6, 65216298), (7, 55899684), (9, 43477532), (12, 32608149), (14, 27949842), (18, 21738766), (21, 18633228), (28, 13974921), (36, 10869383), (42, 9316614), (63, 6211076), (84, 4658307), (126, 3105538), (139, 2815092), (252, 1552769), (278, 1407546), (417, 938364), (556, 703773), (834, 469182), (973, 402156), (1251, 312788), (1668, 234591), (1946, 201078), (2502, 156394), (2919, 134052), (3892, 100539), (5004, 78197), (5838, 67026), (8757, 44684), (11171, 35028), (11676, 33513), (17514, 22342)]