66888991

素因数分解:

${\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{349}}^1\times {\mathrm{641}}^1$

素因数の和:1026

約数の個数: 16

約数和(自身を含む): 75499200

約数和(自身を除く): 8610209

約数列:

[1, 13, 23, 299, 349, 641, 4537, 8027, 8333, 14743, 104351, 191659, 223709, 2908217, 5145307, 66888991]

約数ペア:

[(1, 66888991), (13, 5145307), (23, 2908217), (299, 223709), (349, 191659), (641, 104351), (4537, 14743), (8027, 8333)]