30487191

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{701}}^1$

素因数の和:839

約数の個数: 32

約数和(自身を含む): 49420800

約数和(自身を除く): 18933609

約数列:

[1, 3, 7, 19, 21, 57, 109, 133, 327, 399, 701, 763, 2071, 2103, 2289, 4907, 6213, 13319, 14497, 14721, 39957, 43491, 76409, 93233, 229227, 279699, 534863, 1451771, 1604589, 4355313, 10162397, 30487191]

約数ペア:

[(1, 30487191), (3, 10162397), (7, 4355313), (19, 1604589), (21, 1451771), (57, 534863), (109, 279699), (133, 229227), (327, 93233), (399, 76409), (701, 43491), (763, 39957), (2071, 14721), (2103, 14497), (2289, 13319), (4907, 6213)]