201549321

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{193}}^1\times {\mathrm{197}}^1$

素因数の和:446

約数の個数: 48

約数和(自身を含む): 319587840

約数和(自身を除く): 118038519

約数列:

[1, 3, 9, 19, 31, 57, 93, 171, 193, 197, 279, 579, 589, 591, 1737, 1767, 1773, 3667, 3743, 5301, 5983, 6107, 11001, 11229, 17949, 18321, 33003, 33687, 38021, 53847, 54963, 113677, 114063, 116033, 341031, 342189, 348099, 722399, 1023093, 1044297, 1178651, 2167197, 3535953, 6501591, 10607859, 22394369, 67183107, 201549321]

約数ペア:

[(1, 201549321), (3, 67183107), (9, 22394369), (19, 10607859), (31, 6501591), (57, 3535953), (93, 2167197), (171, 1178651), (193, 1044297), (197, 1023093), (279, 722399), (579, 348099), (589, 342189), (591, 341031), (1737, 116033), (1767, 114063), (1773, 113677), (3667, 54963), (3743, 53847), (5301, 38021), (5983, 33687), (6107, 33003), (11001, 18321), (11229, 17949)]