2013221945

素因数分解:

$5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{1337689}}^1$

素因数の和:1337744

約数の個数: 16

約数和(自身を含む): 2825201280

約数和(自身を除く): 811979335

約数列:

[1, 5, 7, 35, 43, 215, 301, 1505, 1337689, 6688445, 9363823, 46819115, 57520627, 287603135, 402644389, 2013221945]

約数ペア:

[(1, 2013221945), (5, 402644389), (7, 287603135), (35, 57520627), (43, 46819115), (215, 9363823), (301, 6688445), (1505, 1337689)]