131903992

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{20533}}^1$

素因数の和:20623

約数の個数: 32

約数和(自身を含む): 273512880

約数和(自身を除く): 141608888

約数列:

[1, 2, 4, 8, 11, 22, 44, 73, 88, 146, 292, 584, 803, 1606, 3212, 6424, 20533, 41066, 82132, 164264, 225863, 451726, 903452, 1498909, 1806904, 2997818, 5995636, 11991272, 16487999, 32975998, 65951996, 131903992]

約数ペア:

[(1, 131903992), (2, 65951996), (4, 32975998), (8, 16487999), (11, 11991272), (22, 5995636), (44, 2997818), (73, 1806904), (88, 1498909), (146, 903452), (292, 451726), (584, 225863), (803, 164264), (1606, 82132), (3212, 41066), (6424, 20533)]