8457488

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{557}}^1$

素因数の和:651

約数の個数: 40

約数和(自身を含む): 17920728

約数和(自身を除く): 9463240

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 73, 104, 146, 208, 292, 557, 584, 949, 1114, 1168, 1898, 2228, 3796, 4456, 7241, 7592, 8912, 14482, 15184, 28964, 40661, 57928, 81322, 115856, 162644, 325288, 528593, 650576, 1057186, 2114372, 4228744, 8457488]

約数ペア:

[(1, 8457488), (2, 4228744), (4, 2114372), (8, 1057186), (13, 650576), (16, 528593), (26, 325288), (52, 162644), (73, 115856), (104, 81322), (146, 57928), (208, 40661), (292, 28964), (557, 15184), (584, 14482), (949, 8912), (1114, 7592), (1168, 7241), (1898, 4456), (2228, 3796)]