289694512

素因数分解:

$2^4\times {\mathrm{257}}^1\times {\mathrm{70451}}^1$

素因数の和:70716

約数の個数: 20

約数和(自身を含む): 563475096

約数和(自身を除く): 273780584

約数列:

[1, 2, 4, 8, 16, 257, 514, 1028, 2056, 4112, 70451, 140902, 281804, 563608, 1127216, 18105907, 36211814, 72423628, 144847256, 289694512]

約数ペア:

[(1, 289694512), (2, 144847256), (4, 72423628), (8, 36211814), (16, 18105907), (257, 1127216), (514, 563608), (1028, 281804), (2056, 140902), (4112, 70451)]