129886372

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{421709}}^1$

素因数の和:421731

約数の個数: 24

約数和(自身を含む): 283389120

約数和(自身を除く): 153502748

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 421709, 843418, 1686836, 2951963, 4638799, 5903926, 9277598, 11807852, 18555196, 32471593, 64943186, 129886372]

約数ペア:

[(1, 129886372), (2, 64943186), (4, 32471593), (7, 18555196), (11, 11807852), (14, 9277598), (22, 5903926), (28, 4638799), (44, 2951963), (77, 1686836), (154, 843418), (308, 421709)]