131360319

素因数分解:

$3^3\times {\mathrm{19}}^2\times {\mathrm{13477}}^1$

素因数の和:13524

約数の個数: 24

約数和(自身を含む): 205404720

約数和(自身を除く): 74044401

約数列:

[1, 3, 9, 19, 27, 57, 171, 361, 513, 1083, 3249, 9747, 13477, 40431, 121293, 256063, 363879, 768189, 2304567, 4865197, 6913701, 14595591, 43786773, 131360319]

約数ペア:

[(1, 131360319), (3, 43786773), (9, 14595591), (19, 6913701), (27, 4865197), (57, 2304567), (171, 768189), (361, 363879), (513, 256063), (1083, 121293), (3249, 40431), (9747, 13477)]