259358511

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{1741}}^1$

素因数の和:1911

約数の個数: 32

約数和(自身を含む): 385302528

約数和(自身を除く): 125944017

約数列:

[1, 3, 17, 23, 51, 69, 127, 381, 391, 1173, 1741, 2159, 2921, 5223, 6477, 8763, 29597, 40043, 49657, 88791, 120129, 148971, 221107, 663321, 680731, 2042193, 3758819, 5085461, 11276457, 15256383, 86452837, 259358511]

約数ペア:

[(1, 259358511), (3, 86452837), (17, 15256383), (23, 11276457), (51, 5085461), (69, 3758819), (127, 2042193), (381, 680731), (391, 663321), (1173, 221107), (1741, 148971), (2159, 120129), (2921, 88791), (5223, 49657), (6477, 40043), (8763, 29597)]