81276723

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{2089}}^1$

素因数の和:2240

約数の個数: 32

約数和(自身を含む): 132422400

約数和(自身を除く): 51145677

約数列:

[1, 3, 9, 11, 27, 33, 99, 131, 297, 393, 1179, 1441, 2089, 3537, 4323, 6267, 12969, 18801, 22979, 38907, 56403, 68937, 206811, 273659, 620433, 820977, 2462931, 3010249, 7388793, 9030747, 27092241, 81276723]

約数ペア:

[(1, 81276723), (3, 27092241), (9, 9030747), (11, 7388793), (27, 3010249), (33, 2462931), (99, 820977), (131, 620433), (297, 273659), (393, 206811), (1179, 68937), (1441, 56403), (2089, 38907), (3537, 22979), (4323, 18801), (6267, 12969)]