77981913

素因数分解:

$3^3\times {\mathrm{653}}^1\times {\mathrm{4423}}^1$

素因数の和:5085

約数の個数: 16

約数和(自身を含む): 115731840

約数和(自身を除く): 37749927

約数列:

[1, 3, 9, 27, 653, 1959, 4423, 5877, 13269, 17631, 39807, 119421, 2888219, 8664657, 25993971, 77981913]

約数ペア:

[(1, 77981913), (3, 25993971), (9, 8664657), (27, 2888219), (653, 119421), (1959, 39807), (4423, 17631), (5877, 13269)]