72021165

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{1951}}^1$

素因数の和:2089

約数の個数: 32

約数和(自身を含む): 121430016

約数和(自身を除く): 49408851

約数列:

[1, 3, 5, 15, 23, 69, 107, 115, 321, 345, 535, 1605, 1951, 2461, 5853, 7383, 9755, 12305, 29265, 36915, 44873, 134619, 208757, 224365, 626271, 673095, 1043785, 3131355, 4801411, 14404233, 24007055, 72021165]

約数ペア:

[(1, 72021165), (3, 24007055), (5, 14404233), (15, 4801411), (23, 3131355), (69, 1043785), (107, 673095), (115, 626271), (321, 224365), (345, 208757), (535, 134619), (1605, 44873), (1951, 36915), (2461, 29265), (5853, 12305), (7383, 9755)]