217874493

素因数分解:

$3^2\times {\mathrm{61}}^1\times {\mathrm{229}}^1\times {\mathrm{1733}}^1$

素因数の和:2029

約数の個数: 24

約数和(自身を含む): 321448920

約数和(自身を除く): 103574427

約数列:

[1, 3, 9, 61, 183, 229, 549, 687, 1733, 2061, 5199, 13969, 15597, 41907, 105713, 125721, 317139, 396857, 951417, 1190571, 3571713, 24208277, 72624831, 217874493]

約数ペア:

[(1, 217874493), (3, 72624831), (9, 24208277), (61, 3571713), (183, 1190571), (229, 951417), (549, 396857), (687, 317139), (1733, 125721), (2061, 105713), (5199, 41907), (13969, 15597)]