1284674

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1\times {\mathrm{109}}^1$

素因数の和:265

約数の個数: 16

約数和(自身を含む): 1995840

約数和(自身を除く): 711166

約数列:

[1, 2, 71, 83, 109, 142, 166, 218, 5893, 7739, 9047, 11786, 15478, 18094, 642337, 1284674]

約数ペア:

[(1, 1284674), (2, 642337), (71, 18094), (83, 15478), (109, 11786), (142, 9047), (166, 7739), (218, 5893)]