28961086

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{1039}}^1$

素因数の和:1240

約数の個数: 32

約数和(自身を含む): 54512640

約数和(自身を除く): 25551554

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 181, 362, 1039, 1267, 1991, 2078, 2534, 3982, 7273, 11429, 13937, 14546, 22858, 27874, 80003, 160006, 188059, 376118, 1316413, 2068649, 2632826, 4137298, 14480543, 28961086]

約数ペア:

[(1, 28961086), (2, 14480543), (7, 4137298), (11, 2632826), (14, 2068649), (22, 1316413), (77, 376118), (154, 188059), (181, 160006), (362, 80003), (1039, 27874), (1267, 22858), (1991, 14546), (2078, 13937), (2534, 11429), (3982, 7273)]