28733327

素因数分解:

$7^1\times {\mathrm{79}}^1\times {\mathrm{223}}^1\times {\mathrm{233}}^1$

素因数の和:542

約数の個数: 16

約数和(自身を含む): 33546240

約数和(自身を除く): 4812913

約数列:

[1, 7, 79, 223, 233, 553, 1561, 1631, 17617, 18407, 51959, 123319, 128849, 363713, 4104761, 28733327]

約数ペア:

[(1, 28733327), (7, 4104761), (79, 363713), (223, 128849), (233, 123319), (553, 51959), (1561, 18407), (1631, 17617)]