415353663

素因数分解:

$3^4\times {\mathrm{83}}^1\times {\mathrm{61781}}^1$

素因数の和:61876

約数の個数: 20

約数和(自身を含む): 627952248

約数和(自身を除く): 212598585

約数列:

[1, 3, 9, 27, 81, 83, 249, 747, 2241, 6723, 61781, 185343, 556029, 1668087, 5004261, 5127823, 15383469, 46150407, 138451221, 415353663]

約数ペア:

[(1, 415353663), (3, 138451221), (9, 46150407), (27, 15383469), (81, 5127823), (83, 5004261), (249, 1668087), (747, 556029), (2241, 185343), (6723, 61781)]