389968202

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{257}}^1\times {\mathrm{3433}}^1$

素因数の和:3722

約数の個数: 32

約数和(自身を含む): 669794832

約数和(自身を除く): 279826630

約数列:

[1, 2, 13, 17, 26, 34, 221, 257, 442, 514, 3341, 3433, 4369, 6682, 6866, 8738, 44629, 56797, 58361, 89258, 113594, 116722, 758693, 882281, 1517386, 1764562, 11469653, 14998777, 22939306, 29997554, 194984101, 389968202]

約数ペア:

[(1, 389968202), (2, 194984101), (13, 29997554), (17, 22939306), (26, 14998777), (34, 11469653), (221, 1764562), (257, 1517386), (442, 882281), (514, 758693), (3341, 116722), (3433, 113594), (4369, 89258), (6682, 58361), (6866, 56797), (8738, 44629)]