13118565

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{257}}^1$

素因数の和:389

約数の個数: 32

約数和(自身を含む): 21845376

約数和(自身を除く): 8726811

約数列:

[1, 3, 5, 15, 41, 83, 123, 205, 249, 257, 415, 615, 771, 1245, 1285, 3403, 3855, 10209, 10537, 17015, 21331, 31611, 51045, 52685, 63993, 106655, 158055, 319965, 874571, 2623713, 4372855, 13118565]

約数ペア:

[(1, 13118565), (3, 4372855), (5, 2623713), (15, 874571), (41, 319965), (83, 158055), (123, 106655), (205, 63993), (249, 52685), (257, 51045), (415, 31611), (615, 21331), (771, 17015), (1245, 10537), (1285, 10209), (3403, 3855)]