3998730242

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{449}}^1\times {\mathrm{20149}}^1$

素因数の和:20630

約数の個数: 32

約数和(自身を含む): 6855030000

約数和(自身を除く): 2856299758

約数列:

[1, 2, 13, 17, 26, 34, 221, 442, 449, 898, 5837, 7633, 11674, 15266, 20149, 40298, 99229, 198458, 261937, 342533, 523874, 685066, 4452929, 8905858, 9046901, 18093802, 117609713, 153797317, 235219426, 307594634, 1999365121, 3998730242]

約数ペア:

[(1, 3998730242), (2, 1999365121), (13, 307594634), (17, 235219426), (26, 153797317), (34, 117609713), (221, 18093802), (442, 9046901), (449, 8905858), (898, 4452929), (5837, 685066), (7633, 523874), (11674, 342533), (15266, 261937), (20149, 198458), (40298, 99229)]