256012792

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{268921}}^1$

素因数の和:268951

約数の個数: 32

約数和(自身を含む): 580871520

約数和(自身を除く): 324858728

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 34, 56, 68, 119, 136, 238, 476, 952, 268921, 537842, 1075684, 1882447, 2151368, 3764894, 4571657, 7529788, 9143314, 15059576, 18286628, 32001599, 36573256, 64003198, 128006396, 256012792]

約数ペア:

[(1, 256012792), (2, 128006396), (4, 64003198), (7, 36573256), (8, 32001599), (14, 18286628), (17, 15059576), (28, 9143314), (34, 7529788), (56, 4571657), (68, 3764894), (119, 2151368), (136, 1882447), (238, 1075684), (476, 537842), (952, 268921)]