28783448

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{211643}}^1$

素因数の和:211666

約数の個数: 16

約数和(自身を含む): 57143880

約数和(自身を除く): 28360432

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 211643, 423286, 846572, 1693144, 3597931, 7195862, 14391724, 28783448]

約数ペア:

[(1, 28783448), (2, 14391724), (4, 7195862), (8, 3597931), (17, 1693144), (34, 846572), (68, 423286), (136, 211643)]