218639733

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{331}}^1\times {\mathrm{16937}}^1$

素因数の和:17284

約数の個数: 16

約数和(自身を含む): 314911296

約数和(自身を除く): 96271563

約数列:

[1, 3, 13, 39, 331, 993, 4303, 12909, 16937, 50811, 220181, 660543, 5606147, 16818441, 72879911, 218639733]

約数ペア:

[(1, 218639733), (3, 72879911), (13, 16818441), (39, 5606147), (331, 660543), (993, 220181), (4303, 50811), (12909, 16937)]