218754266

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{90619}}^1$

素因数の和:90709

約数の個数: 16

約数和(自身を含む): 352330560

約数和(自身を除く): 133576294

約数列:

[1, 2, 17, 34, 71, 142, 1207, 2414, 90619, 181238, 1540523, 3081046, 6433949, 12867898, 109377133, 218754266]

約数ペア:

[(1, 218754266), (2, 109377133), (17, 12867898), (34, 6433949), (71, 3081046), (142, 1540523), (1207, 181238), (2414, 90619)]