81388458

素因数分解:

$2^1\times 3^2\times {\mathrm{127}}^1\times {\mathrm{35603}}^1$

素因数の和:35738

約数の個数: 24

約数和(自身を含む): 177735168

約数和(自身を除く): 96346710

約数列:

[1, 2, 3, 6, 9, 18, 127, 254, 381, 762, 1143, 2286, 35603, 71206, 106809, 213618, 320427, 640854, 4521581, 9043162, 13564743, 27129486, 40694229, 81388458]

約数ペア:

[(1, 81388458), (2, 40694229), (3, 27129486), (6, 13564743), (9, 9043162), (18, 4521581), (127, 640854), (254, 320427), (381, 213618), (762, 106809), (1143, 71206), (2286, 35603)]