72007137

素因数分解:

$3^4\times {\mathrm{563}}^1\times {\mathrm{1579}}^1$

素因数の和:2154

約数の個数: 20

約数和(自身を含む): 107825520

約数和(自身を除く): 35818383

約数列:

[1, 3, 9, 27, 81, 563, 1579, 1689, 4737, 5067, 14211, 15201, 42633, 45603, 127899, 888977, 2666931, 8000793, 24002379, 72007137]

約数ペア:

[(1, 72007137), (3, 24002379), (9, 8000793), (27, 2666931), (81, 888977), (563, 127899), (1579, 45603), (1689, 42633), (4737, 15201), (5067, 14211)]