129209912

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{1242403}}^1$

素因数の和:1242422

約数の個数: 16

約数和(自身を含む): 260904840

約数和(自身を除く): 131694928

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 1242403, 2484806, 4969612, 9939224, 16151239, 32302478, 64604956, 129209912]

約数ペア:

[(1, 129209912), (2, 64604956), (4, 32302478), (8, 16151239), (13, 9939224), (26, 4969612), (52, 2484806), (104, 1242403)]