67143209

素因数分解:

$7^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{2549}}^1$

素因数の和:2680

約数の個数: 16

約数和(自身を含む): 79315200

約数和(自身を除く): 12171991

約数列:

[1, 7, 53, 71, 371, 497, 2549, 3763, 17843, 26341, 135097, 180979, 945679, 1266853, 9591887, 67143209]

約数ペア:

[(1, 67143209), (7, 9591887), (53, 1266853), (71, 945679), (371, 180979), (497, 135097), (2549, 26341), (3763, 17843)]