42757274

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{197}}^1\times {\mathrm{419}}^1$

素因数の和:662

約数の個数: 32

約数和(自身を含む): 75841920

約数和(自身を除く): 33084646

約数列:

[1, 2, 7, 14, 37, 74, 197, 259, 394, 419, 518, 838, 1379, 2758, 2933, 5866, 7289, 14578, 15503, 31006, 51023, 82543, 102046, 108521, 165086, 217042, 577801, 1155602, 3054091, 6108182, 21378637, 42757274]

約数ペア:

[(1, 42757274), (2, 21378637), (7, 6108182), (14, 3054091), (37, 1155602), (74, 577801), (197, 217042), (259, 165086), (394, 108521), (419, 102046), (518, 82543), (838, 51023), (1379, 31006), (2758, 15503), (2933, 14578), (5866, 7289)]