209055

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{181}}^1$

素因数の和:207

約数の個数: 32

約数和(自身を含む): 419328

約数和(自身を除く): 210273

約数列:

[1, 3, 5, 7, 11, 15, 21, 33, 35, 55, 77, 105, 165, 181, 231, 385, 543, 905, 1155, 1267, 1991, 2715, 3801, 5973, 6335, 9955, 13937, 19005, 29865, 41811, 69685, 209055]

約数ペア:

[(1, 209055), (3, 69685), (5, 41811), (7, 29865), (11, 19005), (15, 13937), (21, 9955), (33, 6335), (35, 5973), (55, 3801), (77, 2715), (105, 1991), (165, 1267), (181, 1155), (231, 905), (385, 543)]