30899281

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{151}}^1$

素因数の和:253

約数の個数: 32

約数和(自身を含む): 39223296

約数和(自身を除く): 8324015

約数列:

[1, 7, 23, 31, 41, 151, 161, 217, 287, 713, 943, 1057, 1271, 3473, 4681, 4991, 6191, 6601, 8897, 24311, 29233, 32767, 43337, 107663, 142393, 191921, 204631, 753641, 996751, 1343447, 4414183, 30899281]

約数ペア:

[(1, 30899281), (7, 4414183), (23, 1343447), (31, 996751), (41, 753641), (151, 204631), (161, 191921), (217, 142393), (287, 107663), (713, 43337), (943, 32767), (1057, 29233), (1271, 24311), (3473, 8897), (4681, 6601), (4991, 6191)]