213055557

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{12113}}^1$

素因数の和:12181

約数の個数: 32

約数和(自身を含む): 341905536

約数和(自身を除く): 128849979

約数列:

[1, 3, 11, 13, 33, 39, 41, 123, 143, 429, 451, 533, 1353, 1599, 5863, 12113, 17589, 36339, 133243, 157469, 399729, 472407, 496633, 1489899, 1732159, 5196477, 5462963, 6456229, 16388889, 19368687, 71018519, 213055557]

約数ペア:

[(1, 213055557), (3, 71018519), (11, 19368687), (13, 16388889), (33, 6456229), (39, 5462963), (41, 5196477), (123, 1732159), (143, 1489899), (429, 496633), (451, 472407), (533, 399729), (1353, 157469), (1599, 133243), (5863, 36339), (12113, 17589)]