211678768

素因数分解:

$2^4\times 7^1\times {\mathrm{409}}^1\times {\mathrm{4621}}^1$

素因数の和:5045

約数の個数: 40

約数和(自身を含む): 469964960

約数和(自身を除く): 258286192

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 409, 818, 1636, 2863, 3272, 4621, 5726, 6544, 9242, 11452, 18484, 22904, 32347, 36968, 45808, 64694, 73936, 129388, 258776, 517552, 1889989, 3779978, 7559956, 13229923, 15119912, 26459846, 30239824, 52919692, 105839384, 211678768]

約数ペア:

[(1, 211678768), (2, 105839384), (4, 52919692), (7, 30239824), (8, 26459846), (14, 15119912), (16, 13229923), (28, 7559956), (56, 3779978), (112, 1889989), (409, 517552), (818, 258776), (1636, 129388), (2863, 73936), (3272, 64694), (4621, 45808), (5726, 36968), (6544, 32347), (9242, 22904), (11452, 18484)]