18001335

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{1381}}^1$

素因数の和:1479

約数の個数: 32

約数和(自身を含む): 31841280

約数和(自身を除く): 13839945

約数列:

[1, 3, 5, 11, 15, 33, 55, 79, 165, 237, 395, 869, 1185, 1381, 2607, 4143, 4345, 6905, 13035, 15191, 20715, 45573, 75955, 109099, 227865, 327297, 545495, 1200089, 1636485, 3600267, 6000445, 18001335]

約数ペア:

[(1, 18001335), (3, 6000445), (5, 3600267), (11, 1636485), (15, 1200089), (33, 545495), (55, 327297), (79, 227865), (165, 109099), (237, 75955), (395, 45573), (869, 20715), (1185, 15191), (1381, 13035), (2607, 6905), (4143, 4345)]