290451898

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{4999}}^1$

素因数の和:5170

約数の個数: 32

約数和(自身を含む): 504000000

約数和(自身を除く): 213548102

約数列:

[1, 2, 11, 19, 22, 38, 139, 209, 278, 418, 1529, 2641, 3058, 4999, 5282, 9998, 29051, 54989, 58102, 94981, 109978, 189962, 694861, 1044791, 1389722, 2089582, 7643471, 13202359, 15286942, 26404718, 145225949, 290451898]

約数ペア:

[(1, 290451898), (2, 145225949), (11, 26404718), (19, 15286942), (22, 13202359), (38, 7643471), (139, 2089582), (209, 1389722), (278, 1044791), (418, 694861), (1529, 189962), (2641, 109978), (3058, 94981), (4999, 58102), (5282, 54989), (9998, 29051)]