199475466448

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{1297}}^1\times {\mathrm{223543}}^1$

素因数の和:224891

約数の個数: 40

約数和(自身を含む): 395778392768

約数和(自身を除く): 196302926320

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 1297, 2594, 5188, 10376, 20752, 55771, 111542, 223084, 223543, 446168, 447086, 892336, 894172, 1788344, 3576688, 9612349, 19224698, 38449396, 76898792, 153797584, 289935271, 579870542, 1159741084, 2319482168, 4638964336, 12467216653, 24934433306, 49868866612, 99737733224, 199475466448]

約数ペア:

[(1, 199475466448), (2, 99737733224), (4, 49868866612), (8, 24934433306), (16, 12467216653), (43, 4638964336), (86, 2319482168), (172, 1159741084), (344, 579870542), (688, 289935271), (1297, 153797584), (2594, 76898792), (5188, 38449396), (10376, 19224698), (20752, 9612349), (55771, 3576688), (111542, 1788344), (223084, 894172), (223543, 892336), (446168, 447086)]