8002197

素因数分解:

$3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{1789}}^1$

素因数の和:1873

約数の個数: 24

約数和(自身を含む): 13403520

約数和(自身を除く): 5401323

約数列:

[1, 3, 7, 9, 21, 63, 71, 213, 497, 639, 1491, 1789, 4473, 5367, 12523, 16101, 37569, 112707, 127019, 381057, 889133, 1143171, 2667399, 8002197]

約数ペア:

[(1, 8002197), (3, 2667399), (7, 1143171), (9, 889133), (21, 381057), (63, 127019), (71, 112707), (213, 37569), (497, 16101), (639, 12523), (1491, 5367), (1789, 4473)]