208996885

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{32887}}^1$

素因数の和:32964

約数の個数: 16

約数和(自身を含む): 265208832

約数和(自身を除く): 56211947

約数列:

[1, 5, 31, 41, 155, 205, 1271, 6355, 32887, 164435, 1019497, 1348367, 5097485, 6741835, 41799377, 208996885]

約数ペア:

[(1, 208996885), (5, 41799377), (31, 6741835), (41, 5097485), (155, 1348367), (205, 1019497), (1271, 164435), (6355, 32887)]