217704018

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{521}}^1\times {\mathrm{9949}}^1$

素因数の和:10482

約数の個数: 32

約数和(自身を含む): 498614400

約数和(自身を除く): 280910382

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 521, 1042, 1563, 3126, 3647, 7294, 9949, 10941, 19898, 21882, 29847, 59694, 69643, 139286, 208929, 417858, 5183429, 10366858, 15550287, 31100574, 36284003, 72568006, 108852009, 217704018]

約数ペア:

[(1, 217704018), (2, 108852009), (3, 72568006), (6, 36284003), (7, 31100574), (14, 15550287), (21, 10366858), (42, 5183429), (521, 417858), (1042, 208929), (1563, 139286), (3126, 69643), (3647, 59694), (7294, 29847), (9949, 21882), (10941, 19898)]