26283257

素因数分解:

$7^2\times {\mathrm{11}}^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1$

素因数の和:91

約数の個数: 48

約数和(自身を含む): 37384704

約数和(自身を除く): 11101447

約数列:

[1, 7, 11, 13, 31, 49, 77, 91, 121, 143, 217, 341, 403, 539, 637, 847, 1001, 1331, 1519, 1573, 2387, 2821, 3751, 4433, 5929, 7007, 9317, 11011, 16709, 17303, 19747, 26257, 31031, 41261, 48763, 65219, 77077, 121121, 183799, 217217, 288827, 341341, 536393, 847847, 2021789, 2389387, 3754751, 26283257]

約数ペア:

[(1, 26283257), (7, 3754751), (11, 2389387), (13, 2021789), (31, 847847), (49, 536393), (77, 341341), (91, 288827), (121, 217217), (143, 183799), (217, 121121), (341, 77077), (403, 65219), (539, 48763), (637, 41261), (847, 31031), (1001, 26257), (1331, 19747), (1519, 17303), (1573, 16709), (2387, 11011), (2821, 9317), (3751, 7007), (4433, 5929)]