181290717

素因数分解:

$3^4\times {\mathrm{631}}^1\times {\mathrm{3547}}^1$

素因数の和:4190

約数の個数: 20

約数和(自身を含む): 271322656

約数和(自身を除く): 90031939

約数列:

[1, 3, 9, 27, 81, 631, 1893, 3547, 5679, 10641, 17037, 31923, 51111, 95769, 287307, 2238157, 6714471, 20143413, 60430239, 181290717]

約数ペア:

[(1, 181290717), (3, 60430239), (9, 20143413), (27, 6714471), (81, 2238157), (631, 287307), (1893, 95769), (3547, 51111), (5679, 31923), (10641, 17037)]