258432426

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{2051051}}^1$

素因数の和:2051066

約数の個数: 24

約数和(自身を含む): 639928224

約数和(自身を除く): 381495798

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 2051051, 4102102, 6153153, 12306306, 14357357, 18459459, 28714714, 36918918, 43072071, 86144142, 129216213, 258432426]

約数ペア:

[(1, 258432426), (2, 129216213), (3, 86144142), (6, 43072071), (7, 36918918), (9, 28714714), (14, 18459459), (18, 14357357), (21, 12306306), (42, 6153153), (63, 4102102), (126, 2051051)]