209431502079

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{449}}^1\times {\mathrm{4202161}}^1$

素因数の和:4202650

約数の個数: 16

約数和(自身を含む): 287427880800

約数和(自身を除く): 77996378721

約数列:

[1, 3, 37, 111, 449, 1347, 16613, 49839, 4202161, 12606483, 155479957, 466439871, 1886770289, 5660310867, 69810500693, 209431502079]

約数ペア:

[(1, 209431502079), (3, 69810500693), (37, 5660310867), (111, 1886770289), (449, 466439871), (1347, 155479957), (16613, 12606483), (49839, 4202161)]