289136

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{1063}}^1$

素因数の和:1088

約数の個数: 20

約数和(自身を含む): 593712

約数和(自身を除く): 304576

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 1063, 2126, 4252, 8504, 17008, 18071, 36142, 72284, 144568, 289136]

約数ペア:

[(1, 289136), (2, 144568), (4, 72284), (8, 36142), (16, 18071), (17, 17008), (34, 8504), (68, 4252), (136, 2126), (272, 1063)]