388979085

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{28403}}^1$

素因数の和:28505

約数の個数: 32

約数和(自身を含む): 687149568

約数和(自身を除く): 298170483

約数列:

[1, 3, 5, 11, 15, 33, 55, 83, 165, 249, 415, 913, 1245, 2739, 4565, 13695, 28403, 85209, 142015, 312433, 426045, 937299, 1562165, 2357449, 4686495, 7072347, 11787245, 25931939, 35361735, 77795817, 129659695, 388979085]

約数ペア:

[(1, 388979085), (3, 129659695), (5, 77795817), (11, 35361735), (15, 25931939), (33, 11787245), (55, 7072347), (83, 4686495), (165, 2357449), (249, 1562165), (415, 937299), (913, 426045), (1245, 312433), (2739, 142015), (4565, 85209), (13695, 28403)]