261611704209

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{5281}}^1\times {\mathrm{971339}}^1$

素因数の和:976640

約数の個数: 16

約数和(自身を含む): 369404487360

約数和(自身を除く): 107792783151

約数列:

[1, 3, 17, 51, 5281, 15843, 89777, 269331, 971339, 2914017, 16512763, 49538289, 5129641259, 15388923777, 87203901403, 261611704209]

約数ペア:

[(1, 261611704209), (3, 87203901403), (17, 15388923777), (51, 5129641259), (5281, 49538289), (15843, 16512763), (89777, 2914017), (269331, 971339)]