28815117

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1\times {\mathrm{1607}}^1$

素因数の和:1792

約数の個数: 16

約数和(自身を含む): 39621120

約数和(自身を除く): 10806003

約数列:

[1, 3, 43, 129, 139, 417, 1607, 4821, 5977, 17931, 69101, 207303, 223373, 670119, 9605039, 28815117]

約数ペア:

[(1, 28815117), (3, 9605039), (43, 670119), (129, 223373), (139, 207303), (417, 69101), (1607, 17931), (4821, 5977)]