68814885

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{1783}}^1$

素因数の和:1905

約数の個数: 32

約数和(自身を含む): 115089408

約数和(自身を除く): 46274523

約数列:

[1, 3, 5, 15, 31, 83, 93, 155, 249, 415, 465, 1245, 1783, 2573, 5349, 7719, 8915, 12865, 26745, 38595, 55273, 147989, 165819, 276365, 443967, 739945, 829095, 2219835, 4587659, 13762977, 22938295, 68814885]

約数ペア:

[(1, 68814885), (3, 22938295), (5, 13762977), (15, 4587659), (31, 2219835), (83, 829095), (93, 739945), (155, 443967), (249, 276365), (415, 165819), (465, 147989), (1245, 55273), (1783, 38595), (2573, 26745), (5349, 12865), (7719, 8915)]