30620343

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{43}}^1$

素因数の和:140

約数の個数: 48

約数和(自身を含む): 48935040

約数和(自身を除く): 18314697

約数列:

[1, 3, 13, 19, 31, 39, 43, 57, 93, 129, 247, 403, 559, 589, 741, 817, 961, 1209, 1333, 1677, 1767, 2451, 2883, 3999, 7657, 10621, 12493, 17329, 18259, 22971, 25327, 31863, 37479, 41323, 51987, 54777, 75981, 123969, 237367, 329251, 537199, 712101, 785137, 987753, 1611597, 2355411, 10206781, 30620343]

約数ペア:

[(1, 30620343), (3, 10206781), (13, 2355411), (19, 1611597), (31, 987753), (39, 785137), (43, 712101), (57, 537199), (93, 329251), (129, 237367), (247, 123969), (403, 75981), (559, 54777), (589, 51987), (741, 41323), (817, 37479), (961, 31863), (1209, 25327), (1333, 22971), (1677, 18259), (1767, 17329), (2451, 12493), (2883, 10621), (3999, 7657)]