256710914

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{113}}^1\times {\mathrm{613}}^1$

素因数の和:854

約数の個数: 32

約数和(自身を含む): 415776240

約数和(自身を除く): 159065326

約数列:

[1, 2, 17, 34, 109, 113, 218, 226, 613, 1226, 1853, 1921, 3706, 3842, 10421, 12317, 20842, 24634, 66817, 69269, 133634, 138538, 209389, 418778, 1135889, 1177573, 2271778, 2355146, 7550321, 15100642, 128355457, 256710914]

約数ペア:

[(1, 256710914), (2, 128355457), (17, 15100642), (34, 7550321), (109, 2355146), (113, 2271778), (218, 1177573), (226, 1135889), (613, 418778), (1226, 209389), (1853, 138538), (1921, 133634), (3706, 69269), (3842, 66817), (10421, 24634), (12317, 20842)]