87689189

素因数分解:

$7^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{3329}}^1$

素因数の和:3460

約数の個数: 16

約数和(自身を含む): 103576320

約数和(自身を除く): 15887131

約数列:

[1, 7, 53, 71, 371, 497, 3329, 3763, 23303, 26341, 176437, 236359, 1235059, 1654513, 12527027, 87689189]

約数ペア:

[(1, 87689189), (7, 12527027), (53, 1654513), (71, 1235059), (371, 236359), (497, 176437), (3329, 26341), (3763, 23303)]