81459789

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{137}}^1\times {\mathrm{4217}}^1$

素因数の和:4404

約数の個数: 16

約数和(自身を含む): 111760128

約数和(自身を除く): 30300339

約数列:

[1, 3, 47, 137, 141, 411, 4217, 6439, 12651, 19317, 198199, 577729, 594597, 1733187, 27153263, 81459789]

約数ペア:

[(1, 81459789), (3, 27153263), (47, 1733187), (137, 594597), (141, 577729), (411, 198199), (4217, 19317), (6439, 12651)]