257114

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1$

素因数の和:86

約数の個数: 32

約数和(自身を含む): 483840

約数和(自身を除く): 226726

約数列:

[1, 2, 11, 13, 22, 26, 29, 31, 58, 62, 143, 286, 319, 341, 377, 403, 638, 682, 754, 806, 899, 1798, 4147, 4433, 8294, 8866, 9889, 11687, 19778, 23374, 128557, 257114]

約数ペア:

[(1, 257114), (2, 128557), (11, 23374), (13, 19778), (22, 11687), (26, 9889), (29, 8866), (31, 8294), (58, 4433), (62, 4147), (143, 1798), (286, 899), (319, 806), (341, 754), (377, 682), (403, 638)]