221427690891

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{168901}}^1\times {\mathrm{39727}}^1$

素因数の和:208642

約数の個数: 16

約数和(自身を含む): 322086655488

約数和(自身を除く): 100658964597

約数列:

[1, 3, 11, 33, 39727, 119181, 168901, 436997, 506703, 1310991, 1857911, 5573733, 6709930027, 20129790081, 73809230297, 221427690891]

約数ペア:

[(1, 221427690891), (3, 73809230297), (11, 20129790081), (33, 6709930027), (39727, 5573733), (119181, 1857911), (168901, 1310991), (436997, 506703)]