166158819

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{491}}^1\times {\mathrm{1979}}^1$

素因数の和:2495

約数の個数: 24

約数和(自身を含む): 253281600

約数和(自身を除く): 87122781

約数列:

[1, 3, 9, 19, 57, 171, 491, 1473, 1979, 4419, 5937, 9329, 17811, 27987, 37601, 83961, 112803, 338409, 971689, 2915067, 8745201, 18462091, 55386273, 166158819]

約数ペア:

[(1, 166158819), (3, 55386273), (9, 18462091), (19, 8745201), (57, 2915067), (171, 971689), (491, 338409), (1473, 112803), (1979, 83961), (4419, 37601), (5937, 27987), (9329, 17811)]