131796329

素因数分解:

$7^2\times {\mathrm{29}}^1\times {\mathrm{137}}^1\times {\mathrm{677}}^1$

素因数の和:857

約数の個数: 24

約数和(自身を含む): 159994440

約数和(自身を除く): 28198111

約数列:

[1, 7, 29, 49, 137, 203, 677, 959, 1421, 3973, 4739, 6713, 19633, 27811, 33173, 92749, 137431, 194677, 649243, 962017, 2689721, 4544701, 18828047, 131796329]

約数ペア:

[(1, 131796329), (7, 18828047), (29, 4544701), (49, 2689721), (137, 962017), (203, 649243), (677, 194677), (959, 137431), (1421, 92749), (3973, 33173), (4739, 27811), (6713, 19633)]