208985965

素因数分解:

$5^1\times {\mathrm{59}}^1\times {\mathrm{137}}^1\times {\mathrm{5171}}^1$

素因数の和:5372

約数の個数: 16

約数和(自身を含む): 256944960

約数和(自身を除く): 47958995

約数列:

[1, 5, 59, 137, 295, 685, 5171, 8083, 25855, 40415, 305089, 708427, 1525445, 3542135, 41797193, 208985965]

約数ペア:

[(1, 208985965), (5, 41797193), (59, 3542135), (137, 1525445), (295, 708427), (685, 305089), (5171, 40415), (8083, 25855)]