668860413

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{337}}^1\times {\mathrm{50891}}^1$

素因数の和:51244

約数の個数: 16

約数和(自身を含む): 963283776

約数和(自身を除く): 294423363

約数列:

[1, 3, 13, 39, 337, 1011, 4381, 13143, 50891, 152673, 661583, 1984749, 17150267, 51450801, 222953471, 668860413]

約数ペア:

[(1, 668860413), (3, 222953471), (13, 51450801), (39, 17150267), (337, 1984749), (1011, 661583), (4381, 152673), (13143, 50891)]