131181568

素因数分解:

$2^{10}\times 7^1\times {\mathrm{18301}}^1$

素因数の和:18328

約数の個数: 44

約数和(自身を含む): 299713552

約数和(自身を除く): 168531984

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 448, 512, 896, 1024, 1792, 3584, 7168, 18301, 36602, 73204, 128107, 146408, 256214, 292816, 512428, 585632, 1024856, 1171264, 2049712, 2342528, 4099424, 4685056, 8198848, 9370112, 16397696, 18740224, 32795392, 65590784, 131181568]

約数ペア:

[(1, 131181568), (2, 65590784), (4, 32795392), (7, 18740224), (8, 16397696), (14, 9370112), (16, 8198848), (28, 4685056), (32, 4099424), (56, 2342528), (64, 2049712), (112, 1171264), (128, 1024856), (224, 585632), (256, 512428), (448, 292816), (512, 256214), (896, 146408), (1024, 128107), (1792, 73204), (3584, 36602), (7168, 18301)]