1799721868

素因数分解:

$2^2\times 7^1\times {\mathrm{83}}^1\times {\mathrm{197}}^1\times {\mathrm{3931}}^1$

素因数の和:4222

約数の個数: 48

約数和(自身を含む): 3662233344

約数和(自身を除く): 1862511476

約数列:

[1, 2, 4, 7, 14, 28, 83, 166, 197, 332, 394, 581, 788, 1162, 1379, 2324, 2758, 3931, 5516, 7862, 15724, 16351, 27517, 32702, 55034, 65404, 110068, 114457, 228914, 326273, 457828, 652546, 774407, 1305092, 1548814, 2283911, 3097628, 4567822, 5420849, 9135644, 10841698, 21683396, 64275781, 128551562, 257103124, 449930467, 899860934, 1799721868]

約数ペア:

[(1, 1799721868), (2, 899860934), (4, 449930467), (7, 257103124), (14, 128551562), (28, 64275781), (83, 21683396), (166, 10841698), (197, 9135644), (332, 5420849), (394, 4567822), (581, 3097628), (788, 2283911), (1162, 1548814), (1379, 1305092), (2324, 774407), (2758, 652546), (3931, 457828), (5516, 326273), (7862, 228914), (15724, 114457), (16351, 110068), (27517, 65404), (32702, 55034)]