128450218

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{149}}^1\times {\mathrm{467}}^1$

素因数の和:702

約数の個数: 32

約数和(自身を含む): 212284800

約数和(自身を除く): 83834582

約数列:

[1, 2, 13, 26, 71, 142, 149, 298, 467, 923, 934, 1846, 1937, 3874, 6071, 10579, 12142, 21158, 33157, 66314, 69583, 137527, 139166, 275054, 431041, 862082, 904579, 1809158, 4940393, 9880786, 64225109, 128450218]

約数ペア:

[(1, 128450218), (2, 64225109), (13, 9880786), (26, 4940393), (71, 1809158), (142, 904579), (149, 862082), (298, 431041), (467, 275054), (923, 139166), (934, 137527), (1846, 69583), (1937, 66314), (3874, 33157), (6071, 21158), (10579, 12142)]