28951538

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{5081}}^1$

素因数の和:5138

約数の個数: 32

約数和(自身を含む): 55617408

約数和(自身を除く): 26665870

約数列:

[1, 2, 7, 11, 14, 22, 37, 74, 77, 154, 259, 407, 518, 814, 2849, 5081, 5698, 10162, 35567, 55891, 71134, 111782, 187997, 375994, 391237, 782474, 1315979, 2067967, 2631958, 4135934, 14475769, 28951538]

約数ペア:

[(1, 28951538), (2, 14475769), (7, 4135934), (11, 2631958), (14, 2067967), (22, 1315979), (37, 782474), (74, 391237), (77, 375994), (154, 187997), (259, 111782), (407, 71134), (518, 55891), (814, 35567), (2849, 10162), (5081, 5698)]