12930291

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{211}}^1\times {\mathrm{619}}^1$

素因数の和:847

約数の個数: 24

約数和(自身を含む): 20504640

約数和(自身を除く): 7574349

約数列:

[1, 3, 9, 11, 33, 99, 211, 619, 633, 1857, 1899, 2321, 5571, 6809, 6963, 20427, 20889, 61281, 130609, 391827, 1175481, 1436699, 4310097, 12930291]

約数ペア:

[(1, 12930291), (3, 4310097), (9, 1436699), (11, 1175481), (33, 391827), (99, 130609), (211, 61281), (619, 20889), (633, 20427), (1857, 6963), (1899, 6809), (2321, 5571)]