80967257

素因数分解:

$7^2\times {\mathrm{31}}^1\times {\mathrm{151}}^1\times {\mathrm{353}}^1$

素因数の和:549

約数の個数: 24

約数和(自身を含む): 98145792

約数和(自身を除く): 17178535

約数列:

[1, 7, 31, 49, 151, 217, 353, 1057, 1519, 2471, 4681, 7399, 10943, 17297, 32767, 53303, 76601, 229369, 373121, 536207, 1652393, 2611847, 11566751, 80967257]

約数ペア:

[(1, 80967257), (7, 11566751), (31, 2611847), (49, 1652393), (151, 536207), (217, 373121), (353, 229369), (1057, 76601), (1519, 53303), (2471, 32767), (4681, 17297), (7399, 10943)]