3281889

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1$

素因数の和:181

約数の個数: 32

約数和(自身を含む): 5125120

約数和(自身を除く): 1843231

約数列:

[1, 3, 13, 19, 39, 43, 57, 103, 129, 247, 309, 559, 741, 817, 1339, 1677, 1957, 2451, 4017, 4429, 5871, 10621, 13287, 25441, 31863, 57577, 76323, 84151, 172731, 252453, 1093963, 3281889]

約数ペア:

[(1, 3281889), (3, 1093963), (13, 252453), (19, 172731), (39, 84151), (43, 76323), (57, 57577), (103, 31863), (129, 25441), (247, 13287), (309, 10621), (559, 5871), (741, 4429), (817, 4017), (1339, 2451), (1677, 1957)]