81695505

素因数分解:

$3^1\times 5^1\times {\mathrm{1987}}^1\times {\mathrm{2741}}^1$

素因数の和:4736

約数の個数: 16

約数和(自身を含む): 130826304

約数和(自身を除く): 49130799

約数列:

[1, 3, 5, 15, 1987, 2741, 5961, 8223, 9935, 13705, 29805, 41115, 5446367, 16339101, 27231835, 81695505]

約数ペア:

[(1, 81695505), (3, 27231835), (5, 16339101), (15, 5446367), (1987, 41115), (2741, 29805), (5961, 13705), (8223, 9935)]