208519289

素因数分解:

${\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{109}}^1\times {\mathrm{2851}}^1$

素因数の和:3032

約数の個数: 16

約数和(自身を含む): 233407680

約数和(自身を除く): 24888391

約数列:

[1, 11, 61, 109, 671, 1199, 2851, 6649, 31361, 73139, 173911, 310759, 1913021, 3418349, 18956299, 208519289]

約数ペア:

[(1, 208519289), (11, 18956299), (61, 3418349), (109, 1913021), (671, 310759), (1199, 173911), (2851, 73139), (6649, 31361)]