217142272

素因数分解:

$2^{10}\times {\mathrm{53}}^1\times {\mathrm{4001}}^1$

素因数の和:4074

約数の個数: 44

約数和(自身を含む): 442373076

約数和(自身を除く): 225230804

約数列:

[1, 2, 4, 8, 16, 32, 53, 64, 106, 128, 212, 256, 424, 512, 848, 1024, 1696, 3392, 4001, 6784, 8002, 13568, 16004, 27136, 32008, 54272, 64016, 128032, 212053, 256064, 424106, 512128, 848212, 1024256, 1696424, 2048512, 3392848, 4097024, 6785696, 13571392, 27142784, 54285568, 108571136, 217142272]

約数ペア:

[(1, 217142272), (2, 108571136), (4, 54285568), (8, 27142784), (16, 13571392), (32, 6785696), (53, 4097024), (64, 3392848), (106, 2048512), (128, 1696424), (212, 1024256), (256, 848212), (424, 512128), (512, 424106), (848, 256064), (1024, 212053), (1696, 128032), (3392, 64016), (4001, 54272), (6784, 32008), (8002, 27136), (13568, 16004)]