7681206

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1$

素因数の和:181

約数の個数: 64

約数和(自身を含む): 17902080

約数和(自身を除く): 10220874

約数列:

[1, 2, 3, 6, 13, 19, 26, 38, 39, 57, 71, 73, 78, 114, 142, 146, 213, 219, 247, 426, 438, 494, 741, 923, 949, 1349, 1387, 1482, 1846, 1898, 2698, 2769, 2774, 2847, 4047, 4161, 5183, 5538, 5694, 8094, 8322, 10366, 15549, 17537, 18031, 31098, 35074, 36062, 52611, 54093, 67379, 98477, 105222, 108186, 134758, 196954, 202137, 295431, 404274, 590862, 1280201, 2560402, 3840603, 7681206]

約数ペア:

[(1, 7681206), (2, 3840603), (3, 2560402), (6, 1280201), (13, 590862), (19, 404274), (26, 295431), (38, 202137), (39, 196954), (57, 134758), (71, 108186), (73, 105222), (78, 98477), (114, 67379), (142, 54093), (146, 52611), (213, 36062), (219, 35074), (247, 31098), (426, 18031), (438, 17537), (494, 15549), (741, 10366), (923, 8322), (949, 8094), (1349, 5694), (1387, 5538), (1482, 5183), (1846, 4161), (1898, 4047), (2698, 2847), (2769, 2774)]