28836621

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{643}}^1$

素因数の和:814

約数の個数: 32

約数和(自身を含む): 46986240

約数和(自身を除く): 18149619

約数列:

[1, 3, 9, 11, 27, 33, 99, 151, 297, 453, 643, 1359, 1661, 1929, 4077, 4983, 5787, 7073, 14949, 17361, 21219, 44847, 63657, 97093, 190971, 291279, 873837, 1068023, 2621511, 3204069, 9612207, 28836621]

約数ペア:

[(1, 28836621), (3, 9612207), (9, 3204069), (11, 2621511), (27, 1068023), (33, 873837), (99, 291279), (151, 190971), (297, 97093), (453, 63657), (643, 44847), (1359, 21219), (1661, 17361), (1929, 14949), (4077, 7073), (4983, 5787)]