9987702921

素因数分解:

$3^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{1822241}}^1$

素因数の和:1822286

約数の個数: 32

約数和(自身を含む): 17493523200

約数和(自身を除く): 7505820279

約数列:

[1, 3, 7, 9, 21, 27, 29, 63, 87, 189, 203, 261, 609, 783, 1827, 5481, 1822241, 5466723, 12755687, 16400169, 38267061, 49200507, 52844989, 114801183, 158534967, 344403549, 369914923, 475604901, 1109744769, 1426814703, 3329234307, 9987702921]

約数ペア:

[(1, 9987702921), (3, 3329234307), (7, 1426814703), (9, 1109744769), (21, 475604901), (27, 369914923), (29, 344403549), (63, 158534967), (87, 114801183), (189, 52844989), (203, 49200507), (261, 38267061), (609, 16400169), (783, 12755687), (1827, 5466723), (5481, 1822241)]