178161945

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{347}}^1\times {\mathrm{2633}}^1$

素因数の和:3001

約数の個数: 32

約数和(自身を含む): 307988352

約数和(自身を除く): 129826407

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 347, 1041, 1735, 2633, 4511, 5205, 7899, 13165, 13533, 22555, 34229, 39495, 67665, 102687, 171145, 513435, 913651, 2740953, 4568255, 11877463, 13704765, 35632389, 59387315, 178161945]

約数ペア:

[(1, 178161945), (3, 59387315), (5, 35632389), (13, 13704765), (15, 11877463), (39, 4568255), (65, 2740953), (195, 913651), (347, 513435), (1041, 171145), (1735, 102687), (2633, 67665), (4511, 39495), (5205, 34229), (7899, 22555), (13165, 13533)]