28490445

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{27527}}^1$

素因数の和:27561

約数の個数: 24

約数和(自身を含む): 51532416

約数和(自身を除く): 23041971

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 115, 207, 345, 1035, 27527, 82581, 137635, 247743, 412905, 633121, 1238715, 1899363, 3165605, 5698089, 9496815, 28490445]

約数ペア:

[(1, 28490445), (3, 9496815), (5, 5698089), (9, 3165605), (15, 1899363), (23, 1238715), (45, 633121), (69, 412905), (115, 247743), (207, 137635), (345, 82581), (1035, 27527)]