28989063

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{461}}^1$

素因数の和:624

約数の個数: 32

約数和(自身を含む): 45904320

約数和(自身を除く): 16915257

約数列:

[1, 3, 9, 17, 27, 51, 137, 153, 411, 459, 461, 1233, 1383, 2329, 3699, 4149, 6987, 7837, 12447, 20961, 23511, 62883, 63157, 70533, 189471, 211599, 568413, 1073669, 1705239, 3221007, 9663021, 28989063]

約数ペア:

[(1, 28989063), (3, 9663021), (9, 3221007), (17, 1705239), (27, 1073669), (51, 568413), (137, 211599), (153, 189471), (411, 70533), (459, 63157), (461, 62883), (1233, 23511), (1383, 20961), (2329, 12447), (3699, 7837), (4149, 6987)]