1803942

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{103}}^1\times {\mathrm{139}}^1$

素因数の和:257

約数の個数: 48

約数和(自身を含む): 4542720

約数和(自身を除く): 2738778

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 103, 126, 139, 206, 278, 309, 417, 618, 721, 834, 927, 973, 1251, 1442, 1854, 1946, 2163, 2502, 2919, 4326, 5838, 6489, 8757, 12978, 14317, 17514, 28634, 42951, 85902, 100219, 128853, 200438, 257706, 300657, 601314, 901971, 1803942]

約数ペア:

[(1, 1803942), (2, 901971), (3, 601314), (6, 300657), (7, 257706), (9, 200438), (14, 128853), (18, 100219), (21, 85902), (42, 42951), (63, 28634), (103, 17514), (126, 14317), (139, 12978), (206, 8757), (278, 6489), (309, 5838), (417, 4326), (618, 2919), (721, 2502), (834, 2163), (927, 1946), (973, 1854), (1251, 1442)]