221461303

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{739}}^1\times {\mathrm{1381}}^1$

素因数の和:2158

約数の個数: 16

約数和(自身を含む): 261806080

約数和(自身を除く): 40344777

約数列:

[1, 7, 31, 217, 739, 1381, 5173, 9667, 22909, 42811, 160363, 299677, 1020559, 7143913, 31637329, 221461303]

約数ペア:

[(1, 221461303), (7, 31637329), (31, 7143913), (217, 1020559), (739, 299677), (1381, 160363), (5173, 42811), (9667, 22909)]