219869889

素因数分解:

$3^1\times {\mathrm{71}}^1\times {\mathrm{577}}^1\times {\mathrm{1789}}^1$

素因数の和:2440

約数の個数: 16

約数和(自身を含む): 297970560

約数和(自身を除く): 78100671

約数列:

[1, 3, 71, 213, 577, 1731, 1789, 5367, 40967, 122901, 127019, 381057, 1032253, 3096759, 73289963, 219869889]

約数ペア:

[(1, 219869889), (3, 73289963), (71, 3096759), (213, 1032253), (577, 381057), (1731, 127019), (1789, 122901), (5367, 40967)]