28605279

素因数分解:

$3^1\times {\mathrm{19}}^2\times {\mathrm{61}}^1\times {\mathrm{433}}^1$

素因数の和:535

約数の個数: 24

約数和(自身を含む): 41007792

約数和(自身を除く): 12402513

約数列:

[1, 3, 19, 57, 61, 183, 361, 433, 1083, 1159, 1299, 3477, 8227, 22021, 24681, 26413, 66063, 79239, 156313, 468939, 501847, 1505541, 9535093, 28605279]

約数ペア:

[(1, 28605279), (3, 9535093), (19, 1505541), (57, 501847), (61, 468939), (183, 156313), (361, 79239), (433, 66063), (1083, 26413), (1159, 24681), (1299, 22021), (3477, 8227)]