28686273

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{124183}}^1$

素因数の和:124204

約数の個数: 16

約数和(自身を含む): 47686656

約数和(自身を除く): 19000383

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 124183, 372549, 869281, 1366013, 2607843, 4098039, 9562091, 28686273]

約数ペア:

[(1, 28686273), (3, 9562091), (7, 4098039), (11, 2607843), (21, 1366013), (33, 869281), (77, 372549), (231, 124183)]