28281904

素因数分解:

$2^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{10979}}^1$

素因数の和:11017

約数の個数: 40

約数和(自身を含む): 65352960

約数和(自身を除く): 37071056

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 46, 56, 92, 112, 161, 184, 322, 368, 644, 1288, 2576, 10979, 21958, 43916, 76853, 87832, 153706, 175664, 252517, 307412, 505034, 614824, 1010068, 1229648, 1767619, 2020136, 3535238, 4040272, 7070476, 14140952, 28281904]

約数ペア:

[(1, 28281904), (2, 14140952), (4, 7070476), (7, 4040272), (8, 3535238), (14, 2020136), (16, 1767619), (23, 1229648), (28, 1010068), (46, 614824), (56, 505034), (92, 307412), (112, 252517), (161, 175664), (184, 153706), (322, 87832), (368, 76853), (644, 43916), (1288, 21958), (2576, 10979)]