81314349

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{449}}^1$

素因数の和:589

約数の個数: 32

約数和(自身を含む): 118972800

約数和(自身を除く): 37658451

約数列:

[1, 3, 17, 51, 53, 67, 159, 201, 449, 901, 1139, 1347, 2703, 3417, 3551, 7633, 10653, 22899, 23797, 30083, 60367, 71391, 90249, 181101, 404549, 511411, 1213647, 1534233, 1594399, 4783197, 27104783, 81314349]

約数ペア:

[(1, 81314349), (3, 27104783), (17, 4783197), (51, 1594399), (53, 1534233), (67, 1213647), (159, 511411), (201, 404549), (449, 181101), (901, 90249), (1139, 71391), (1347, 60367), (2703, 30083), (3417, 23797), (3551, 22899), (7633, 10653)]