18170271

素因数分解:

$3^3\times 7^1\times {\mathrm{127}}^1\times {\mathrm{757}}^1$

素因数の和:900

約数の個数: 32

約数和(自身を含む): 31047680

約数和(自身を除く): 12877409

約数列:

[1, 3, 7, 9, 21, 27, 63, 127, 189, 381, 757, 889, 1143, 2271, 2667, 3429, 5299, 6813, 8001, 15897, 20439, 24003, 47691, 96139, 143073, 288417, 672973, 865251, 2018919, 2595753, 6056757, 18170271]

約数ペア:

[(1, 18170271), (3, 6056757), (7, 2595753), (9, 2018919), (21, 865251), (27, 672973), (63, 288417), (127, 143073), (189, 96139), (381, 47691), (757, 24003), (889, 20439), (1143, 15897), (2271, 8001), (2667, 6813), (3429, 5299)]