266702943

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{6791}}^1$

素因数の和:6879

約数の個数: 32

約数和(自身を含む): 410780160

約数和(自身を除く): 144077217

約数列:

[1, 3, 13, 19, 39, 53, 57, 159, 247, 689, 741, 1007, 2067, 3021, 6791, 13091, 20373, 39273, 88283, 129029, 264849, 359923, 387087, 1079769, 1677377, 4678999, 5032131, 6838537, 14036997, 20515611, 88900981, 266702943]

約数ペア:

[(1, 266702943), (3, 88900981), (13, 20515611), (19, 14036997), (39, 6838537), (53, 5032131), (57, 4678999), (159, 1677377), (247, 1079769), (689, 387087), (741, 359923), (1007, 264849), (2067, 129029), (3021, 88283), (6791, 39273), (13091, 20373)]