289350693

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{647}}^1$

素因数の和:786

約数の個数: 48

約数和(自身を含む): 460961280

約数和(自身を除く): 171610587

約数列:

[1, 3, 9, 17, 37, 51, 79, 111, 153, 237, 333, 629, 647, 711, 1343, 1887, 1941, 2923, 4029, 5661, 5823, 8769, 10999, 12087, 23939, 26307, 32997, 49691, 51113, 71817, 98991, 149073, 153339, 215451, 406963, 447219, 460017, 868921, 1220889, 1891181, 2606763, 3662667, 5673543, 7820289, 17020629, 32150077, 96450231, 289350693]

約数ペア:

[(1, 289350693), (3, 96450231), (9, 32150077), (17, 17020629), (37, 7820289), (51, 5673543), (79, 3662667), (111, 2606763), (153, 1891181), (237, 1220889), (333, 868921), (629, 460017), (647, 447219), (711, 406963), (1343, 215451), (1887, 153339), (1941, 149073), (2923, 98991), (4029, 71817), (5661, 51113), (5823, 49691), (8769, 32997), (10999, 26307), (12087, 23939)]