217419891

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{83207}}^1$

素因数の和:83290

約数の個数: 16

約数和(自身を含む): 316856064

約数和(自身を除く): 99436173

約数列:

[1, 3, 13, 39, 67, 201, 871, 2613, 83207, 249621, 1081691, 3245073, 5574869, 16724607, 72473297, 217419891]

約数ペア:

[(1, 217419891), (3, 72473297), (13, 16724607), (39, 5574869), (67, 3245073), (201, 1081691), (871, 249621), (2613, 83207)]