15668961

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{2339}}^1$

素因数の和:2389

約数の個数: 32

約数和(自身を含む): 26956800

約数和(自身を除く): 11287839

約数列:

[1, 3, 7, 11, 21, 29, 33, 77, 87, 203, 231, 319, 609, 957, 2233, 2339, 6699, 7017, 16373, 25729, 49119, 67831, 77187, 180103, 203493, 474817, 540309, 746141, 1424451, 2238423, 5222987, 15668961]

約数ペア:

[(1, 15668961), (3, 5222987), (7, 2238423), (11, 1424451), (21, 746141), (29, 540309), (33, 474817), (77, 203493), (87, 180103), (203, 77187), (231, 67831), (319, 49119), (609, 25729), (957, 16373), (2233, 7017), (2339, 6699)]