81930717

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{14519}}^1$

素因数の和:14558

約数の個数: 32

約数和(自身を含む): 139392000

約数和(自身を除く): 57461283

約数列:

[1, 3, 9, 11, 19, 27, 33, 57, 99, 171, 209, 297, 513, 627, 1881, 5643, 14519, 43557, 130671, 159709, 275861, 392013, 479127, 827583, 1437381, 2482749, 3034471, 4312143, 7448247, 9103413, 27310239, 81930717]

約数ペア:

[(1, 81930717), (3, 27310239), (9, 9103413), (11, 7448247), (19, 4312143), (27, 3034471), (33, 2482749), (57, 1437381), (99, 827583), (171, 479127), (209, 392013), (297, 275861), (513, 159709), (627, 130671), (1881, 43557), (5643, 14519)]