216366085

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{197}}^1\times {\mathrm{277}}^1$

素因数の和:553

約数の個数: 32

約数和(自身を含む): 286669152

約数和(自身を除く): 70303067

約数列:

[1, 5, 13, 61, 65, 197, 277, 305, 793, 985, 1385, 2561, 3601, 3965, 12017, 12805, 16897, 18005, 54569, 60085, 84485, 156221, 219661, 272845, 709397, 781105, 1098305, 3328709, 3546985, 16643545, 43273217, 216366085]

約数ペア:

[(1, 216366085), (5, 43273217), (13, 16643545), (61, 3546985), (65, 3328709), (197, 1098305), (277, 781105), (305, 709397), (793, 272845), (985, 219661), (1385, 156221), (2561, 84485), (3601, 60085), (3965, 54569), (12017, 18005), (12805, 16897)]