127928073

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{66943}}^1$

素因数の和:66973

約数の個数: 24

約数和(自身を含む): 213685248

約数和(自身を除く): 85757175

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 273, 637, 1911, 66943, 200829, 468601, 870259, 1405803, 2610777, 3280207, 6091813, 9840621, 18275439, 42642691, 127928073]

約数ペア:

[(1, 127928073), (3, 42642691), (7, 18275439), (13, 9840621), (21, 6091813), (39, 3280207), (49, 2610777), (91, 1405803), (147, 870259), (273, 468601), (637, 200829), (1911, 66943)]