2165996

素因数分解:

$2^2\times 7^2\times {\mathrm{43}}^1\times {\mathrm{257}}^1$

素因数の和:318

約数の個数: 36

約数和(自身を含む): 4529448

約数和(自身を除く): 2363452

約数列:

[1, 2, 4, 7, 14, 28, 43, 49, 86, 98, 172, 196, 257, 301, 514, 602, 1028, 1204, 1799, 2107, 3598, 4214, 7196, 8428, 11051, 12593, 22102, 25186, 44204, 50372, 77357, 154714, 309428, 541499, 1082998, 2165996]

約数ペア:

[(1, 2165996), (2, 1082998), (4, 541499), (7, 309428), (14, 154714), (28, 77357), (43, 50372), (49, 44204), (86, 25186), (98, 22102), (172, 12593), (196, 11051), (257, 8428), (301, 7196), (514, 4214), (602, 3598), (1028, 2107), (1204, 1799)]