2640627

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{523}}^1$

素因数の和:560

約数の個数: 32

約数和(自身を含む): 4527360

約数和(自身を除く): 1886733

約数列:

[1, 3, 9, 11, 17, 27, 33, 51, 99, 153, 187, 297, 459, 523, 561, 1569, 1683, 4707, 5049, 5753, 8891, 14121, 17259, 26673, 51777, 80019, 97801, 155331, 240057, 293403, 880209, 2640627]

約数ペア:

[(1, 2640627), (3, 880209), (9, 293403), (11, 240057), (17, 155331), (27, 97801), (33, 80019), (51, 51777), (99, 26673), (153, 17259), (187, 14121), (297, 8891), (459, 5753), (523, 5049), (561, 4707), (1569, 1683)]