805644

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1$

素因数の和:179

約数の個数: 72

約数和(自身を含む): 2446080

約数和(自身を除く): 1640436

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 23, 28, 36, 42, 46, 63, 69, 84, 92, 126, 138, 139, 161, 207, 252, 276, 278, 322, 414, 417, 483, 556, 644, 828, 834, 966, 973, 1251, 1449, 1668, 1932, 1946, 2502, 2898, 2919, 3197, 3892, 5004, 5796, 5838, 6394, 8757, 9591, 11676, 12788, 17514, 19182, 22379, 28773, 35028, 38364, 44758, 57546, 67137, 89516, 115092, 134274, 201411, 268548, 402822, 805644]

約数ペア:

[(1, 805644), (2, 402822), (3, 268548), (4, 201411), (6, 134274), (7, 115092), (9, 89516), (12, 67137), (14, 57546), (18, 44758), (21, 38364), (23, 35028), (28, 28773), (36, 22379), (42, 19182), (46, 17514), (63, 12788), (69, 11676), (84, 9591), (92, 8757), (126, 6394), (138, 5838), (139, 5796), (161, 5004), (207, 3892), (252, 3197), (276, 2919), (278, 2898), (322, 2502), (414, 1946), (417, 1932), (483, 1668), (556, 1449), (644, 1251), (828, 973), (834, 966)]