131189149

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{21517}}^1$

素因数の和:21604

約数の個数: 16

約数和(自身を含む): 163881088

約数和(自身を除く): 32691939

約数列:

[1, 7, 13, 67, 91, 469, 871, 6097, 21517, 150619, 279721, 1441639, 1958047, 10091473, 18741307, 131189149]

約数ペア:

[(1, 131189149), (7, 18741307), (13, 10091473), (67, 1958047), (91, 1441639), (469, 279721), (871, 150619), (6097, 21517)]