28124772

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{180287}}^1$

素因数の和:180307

約数の個数: 24

約数和(自身を含む): 70672896

約数和(自身を除く): 42548124

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 180287, 360574, 540861, 721148, 1081722, 2163444, 2343731, 4687462, 7031193, 9374924, 14062386, 28124772]

約数ペア:

[(1, 28124772), (2, 14062386), (3, 9374924), (4, 7031193), (6, 4687462), (12, 2343731), (13, 2163444), (26, 1081722), (39, 721148), (52, 540861), (78, 360574), (156, 180287)]