216971505517

素因数分解:

${\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{355108847}}^1$

素因数の和:355108907

約数の個数: 8

約数和(自身を含む): 238633145856

約数和(自身を除く): 21661640339

約数列:

[1, 13, 47, 611, 355108847, 4616415011, 16690115809, 216971505517]

約数ペア:

[(1, 216971505517), (13, 16690115809), (47, 4616415011), (611, 355108847)]