31122378

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{1777}}^1$

素因数の和:1931

約数の個数: 48

約数和(自身を含む): 77663040

約数和(自身を除く): 46540662

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 139, 278, 417, 834, 973, 1251, 1777, 1946, 2502, 2919, 3554, 5331, 5838, 8757, 10662, 12439, 15993, 17514, 24878, 31986, 37317, 74634, 111951, 223902, 247003, 494006, 741009, 1482018, 1729021, 2223027, 3458042, 4446054, 5187063, 10374126, 15561189, 31122378]

約数ペア:

[(1, 31122378), (2, 15561189), (3, 10374126), (6, 5187063), (7, 4446054), (9, 3458042), (14, 2223027), (18, 1729021), (21, 1482018), (42, 741009), (63, 494006), (126, 247003), (139, 223902), (278, 111951), (417, 74634), (834, 37317), (973, 31986), (1251, 24878), (1777, 17514), (1946, 15993), (2502, 12439), (2919, 10662), (3554, 8757), (5331, 5838)]