42481978

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{311}}^1\times {\mathrm{887}}^1$

素因数の和:1218

約数の個数: 32

約数和(自身を含む): 79792128

約数和(自身を除く): 37310150

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 311, 622, 887, 1774, 2177, 3421, 4354, 6209, 6842, 9757, 12418, 19514, 23947, 47894, 68299, 136598, 275857, 551714, 1930999, 3034427, 3861998, 6068854, 21240989, 42481978]

約数ペア:

[(1, 42481978), (2, 21240989), (7, 6068854), (11, 3861998), (14, 3034427), (22, 1930999), (77, 551714), (154, 275857), (311, 136598), (622, 68299), (887, 47894), (1774, 23947), (2177, 19514), (3421, 12418), (4354, 9757), (6209, 6842)]