131987907

素因数分解:

$3^3\times {\mathrm{79}}^1\times {\mathrm{61879}}^1$

素因数の和:61967

約数の個数: 16

約数和(自身を含む): 198016000

約数和(自身を除く): 66028093

約数列:

[1, 3, 9, 27, 79, 237, 711, 2133, 61879, 185637, 556911, 1670733, 4888441, 14665323, 43995969, 131987907]

約数ペア:

[(1, 131987907), (3, 43995969), (9, 14665323), (27, 4888441), (79, 1670733), (237, 556911), (711, 185637), (2133, 61879)]