56747235

素因数分解:

$3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{28879}}^1$

素因数の和:29018

約数の個数: 16

約数和(自身を含む): 91491840

約数和(自身を除く): 34744605

約数列:

[1, 3, 5, 15, 131, 393, 655, 1965, 28879, 86637, 144395, 433185, 3783149, 11349447, 18915745, 56747235]

約数ペア:

[(1, 56747235), (3, 18915745), (5, 11349447), (15, 3783149), (131, 433185), (393, 144395), (655, 86637), (1965, 28879)]