20100129

素因数分解:

$3^1\times 7^1\times {\mathrm{823}}^1\times {\mathrm{1163}}^1$

素因数の和:1996

約数の個数: 16

約数和(自身を含む): 30692352

約数和(自身を除く): 10592223

約数列:

[1, 3, 7, 21, 823, 1163, 2469, 3489, 5761, 8141, 17283, 24423, 957149, 2871447, 6700043, 20100129]

約数ペア:

[(1, 20100129), (3, 6700043), (7, 2871447), (21, 957149), (823, 24423), (1163, 17283), (2469, 8141), (3489, 5761)]