2013017995

素因数分解:

$5^1\times {\mathrm{61}}^1\times {\mathrm{109}}^1\times {\mathrm{151}}^1\times {\mathrm{401}}^1$

素因数の和:727

約数の個数: 32

約数和(自身を含む): 2500375680

約数和(自身を除く): 487357685

約数列:

[1, 5, 61, 109, 151, 305, 401, 545, 755, 2005, 6649, 9211, 16459, 24461, 33245, 43709, 46055, 60551, 82295, 122305, 218545, 302755, 1003999, 2666249, 3693611, 5019995, 6600059, 13331245, 18468055, 33000295, 402603599, 2013017995]

約数ペア:

[(1, 2013017995), (5, 402603599), (61, 33000295), (109, 18468055), (151, 13331245), (305, 6600059), (401, 5019995), (545, 3693611), (755, 2666249), (2005, 1003999), (6649, 302755), (9211, 218545), (16459, 122305), (24461, 82295), (33245, 60551), (43709, 46055)]