81531002

素因数分解:

$2^1\times 7^2\times {\mathrm{79}}^1\times {\mathrm{10531}}^1$

素因数の和:10626

約数の個数: 24

約数和(自身を含む): 144077760

約数和(自身を除く): 62546758

約数列:

[1, 2, 7, 14, 49, 79, 98, 158, 553, 1106, 3871, 7742, 10531, 21062, 73717, 147434, 516019, 831949, 1032038, 1663898, 5823643, 11647286, 40765501, 81531002]

約数ペア:

[(1, 81531002), (2, 40765501), (7, 11647286), (14, 5823643), (49, 1663898), (79, 1032038), (98, 831949), (158, 516019), (553, 147434), (1106, 73717), (3871, 21062), (7742, 10531)]