81534662

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{1489}}^1$

素因数の和:1652

約数の個数: 32

約数和(自身を含む): 141609600

約数和(自身を除く): 60074938

約数列:

[1, 2, 11, 19, 22, 38, 131, 209, 262, 418, 1441, 1489, 2489, 2882, 2978, 4978, 16379, 27379, 28291, 32758, 54758, 56582, 195059, 311201, 390118, 622402, 2145649, 3706121, 4291298, 7412242, 40767331, 81534662]

約数ペア:

[(1, 81534662), (2, 40767331), (11, 7412242), (19, 4291298), (22, 3706121), (38, 2145649), (131, 622402), (209, 390118), (262, 311201), (418, 195059), (1441, 56582), (1489, 54758), (2489, 32758), (2882, 28291), (2978, 27379), (4978, 16379)]