201051213

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{1319}}^1$

素因数の和:1513

約数の個数: 32

約数和(自身を含む): 304128000

約数和(自身を除く): 103076787

約数列:

[1, 3, 11, 31, 33, 93, 149, 341, 447, 1023, 1319, 1639, 3957, 4619, 4917, 13857, 14509, 40889, 43527, 50809, 122667, 152427, 196531, 449779, 589593, 1349337, 2161841, 6092461, 6485523, 18277383, 67017071, 201051213]

約数ペア:

[(1, 201051213), (3, 67017071), (11, 18277383), (31, 6485523), (33, 6092461), (93, 2161841), (149, 1349337), (341, 589593), (447, 449779), (1023, 196531), (1319, 152427), (1639, 122667), (3957, 50809), (4619, 43527), (4917, 40889), (13857, 14509)]