289315256

素因数分解:

$2^3\times {\mathrm{113}}^1\times {\mathrm{320039}}^1$

素因数の和:320158

約数の個数: 16

約数和(自身を含む): 547268400

約数和(自身を除く): 257953144

約数列:

[1, 2, 4, 8, 113, 226, 452, 904, 320039, 640078, 1280156, 2560312, 36164407, 72328814, 144657628, 289315256]

約数ペア:

[(1, 289315256), (2, 144657628), (4, 72328814), (8, 36164407), (113, 2560312), (226, 1280156), (452, 640078), (904, 320039)]