68108817

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{1783}}^1$

素因数の和:1917

約数の個数: 32

約数和(自身を含む): 110979072

約数和(自身を除く): 42870255

約数列:

[1, 3, 7, 17, 21, 51, 107, 119, 321, 357, 749, 1783, 1819, 2247, 5349, 5457, 12481, 12733, 30311, 37443, 38199, 90933, 190781, 212177, 572343, 636531, 1335467, 3243277, 4006401, 9729831, 22702939, 68108817]

約数ペア:

[(1, 68108817), (3, 22702939), (7, 9729831), (17, 4006401), (21, 3243277), (51, 1335467), (107, 636531), (119, 572343), (321, 212177), (357, 190781), (749, 90933), (1783, 38199), (1819, 37443), (2247, 30311), (5349, 12733), (5457, 12481)]