256422152

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{269351}}^1$

素因数の和:269381

約数の個数: 32

約数和(自身を含む): 581800320

約数和(自身を除く): 325378168

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 34, 56, 68, 119, 136, 238, 476, 952, 269351, 538702, 1077404, 1885457, 2154808, 3770914, 4578967, 7541828, 9157934, 15083656, 18315868, 32052769, 36631736, 64105538, 128211076, 256422152]

約数ペア:

[(1, 256422152), (2, 128211076), (4, 64105538), (7, 36631736), (8, 32052769), (14, 18315868), (17, 15083656), (28, 9157934), (34, 7541828), (56, 4578967), (68, 3770914), (119, 2154808), (136, 1885457), (238, 1077404), (476, 538702), (952, 269351)]