218368612

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{708989}}^1$

素因数の和:709011

約数の個数: 24

約数和(自身を含む): 476441280

約数和(自身を除く): 258072668

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 708989, 1417978, 2835956, 4962923, 7798879, 9925846, 15597758, 19851692, 31195516, 54592153, 109184306, 218368612]

約数ペア:

[(1, 218368612), (2, 109184306), (4, 54592153), (7, 31195516), (11, 19851692), (14, 15597758), (22, 9925846), (28, 7798879), (44, 4962923), (77, 2835956), (154, 1417978), (308, 708989)]