25397372

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{6343}}^1$

素因数の和:6378

約数の個数: 48

約数和(自身を含む): 59684352

約数和(自身を除く): 34286980

約数列:

[1, 2, 4, 7, 11, 13, 14, 22, 26, 28, 44, 52, 77, 91, 143, 154, 182, 286, 308, 364, 572, 1001, 2002, 4004, 6343, 12686, 25372, 44401, 69773, 82459, 88802, 139546, 164918, 177604, 279092, 329836, 488411, 577213, 907049, 976822, 1154426, 1814098, 1953644, 2308852, 3628196, 6349343, 12698686, 25397372]

約数ペア:

[(1, 25397372), (2, 12698686), (4, 6349343), (7, 3628196), (11, 2308852), (13, 1953644), (14, 1814098), (22, 1154426), (26, 976822), (28, 907049), (44, 577213), (52, 488411), (77, 329836), (91, 279092), (143, 177604), (154, 164918), (182, 139546), (286, 88802), (308, 82459), (364, 69773), (572, 44401), (1001, 25372), (2002, 12686), (4004, 6343)]