261559095

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{42221}}^1$

素因数の和:42295

約数の個数: 32

約数和(自身を含む): 486397440

約数和(自身を除く): 224838345

約数列:

[1, 3, 5, 7, 15, 21, 35, 59, 105, 177, 295, 413, 885, 1239, 2065, 6195, 42221, 126663, 211105, 295547, 633315, 886641, 1477735, 2491039, 4433205, 7473117, 12455195, 17437273, 37365585, 52311819, 87186365, 261559095]

約数ペア:

[(1, 261559095), (3, 87186365), (5, 52311819), (7, 37365585), (15, 17437273), (21, 12455195), (35, 7473117), (59, 4433205), (105, 2491039), (177, 1477735), (295, 886641), (413, 633315), (885, 295547), (1239, 211105), (2065, 126663), (6195, 42221)]