213328401

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{497269}}^1$

素因数の和:497296

約数の個数: 16

約数和(自身を含む): 334165440

約数和(自身を除く): 120837039

約数列:

[1, 3, 11, 13, 33, 39, 143, 429, 497269, 1491807, 5469959, 6464497, 16409877, 19393491, 71109467, 213328401]

約数ペア:

[(1, 213328401), (3, 71109467), (11, 19393491), (13, 16409877), (33, 6464497), (39, 5469959), (143, 1491807), (429, 497269)]