66888213

素因数分解:

$3^1\times 7^1\times {\mathrm{239}}^1\times {\mathrm{13327}}^1$

素因数の和:13576

約数の個数: 16

約数和(自身を含む): 102359040

約数和(自身を除く): 35470827

約数列:

[1, 3, 7, 21, 239, 717, 1673, 5019, 13327, 39981, 93289, 279867, 3185153, 9555459, 22296071, 66888213]

約数ペア:

[(1, 66888213), (3, 22296071), (7, 9555459), (21, 3185153), (239, 279867), (717, 93289), (1673, 39981), (5019, 13327)]