81531774

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{238397}}^1$

素因数の和:238424

約数の個数: 24

約数和(自身を含む): 185950440

約数和(自身を除く): 104418666

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 114, 171, 342, 238397, 476794, 715191, 1430382, 2145573, 4291146, 4529543, 9059086, 13588629, 27177258, 40765887, 81531774]

約数ペア:

[(1, 81531774), (2, 40765887), (3, 27177258), (6, 13588629), (9, 9059086), (18, 4529543), (19, 4291146), (38, 2145573), (57, 1430382), (114, 715191), (171, 476794), (342, 238397)]