290806288

素因数分解:

$2^4\times {\mathrm{31}}^2\times {\mathrm{18913}}^1$

素因数の和:18983

約数の個数: 30

約数和(自身を含む): 582229662

約数和(自身を除く): 291423374

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 961, 1922, 3844, 7688, 15376, 18913, 37826, 75652, 151304, 302608, 586303, 1172606, 2345212, 4690424, 9380848, 18175393, 36350786, 72701572, 145403144, 290806288]

約数ペア:

[(1, 290806288), (2, 145403144), (4, 72701572), (8, 36350786), (16, 18175393), (31, 9380848), (62, 4690424), (124, 2345212), (248, 1172606), (496, 586303), (961, 302608), (1922, 151304), (3844, 75652), (7688, 37826), (15376, 18913)]