40287890377

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{419}}^1\times {\mathrm{23321}}^1$

素因数の和:23797

約数の個数: 32

約数和(自身を含む): 50151628800

約数和(自身を除く): 9863738423

約数列:

[1, 7, 19, 31, 133, 217, 419, 589, 2933, 4123, 7961, 12989, 23321, 55727, 90923, 163247, 246791, 443099, 722951, 1727537, 3101693, 5060657, 9771499, 13736069, 68400493, 96152483, 185658481, 302916469, 1299609367, 2120415283, 5755412911, 40287890377]

約数ペア:

[(1, 40287890377), (7, 5755412911), (19, 2120415283), (31, 1299609367), (133, 302916469), (217, 185658481), (419, 96152483), (589, 68400493), (2933, 13736069), (4123, 9771499), (7961, 5060657), (12989, 3101693), (23321, 1727537), (55727, 722951), (90923, 443099), (163247, 246791)]