218408036

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{709117}}^1$

素因数の和:709139

約数の個数: 24

約数和(自身を含む): 476527296

約数和(自身を除く): 258119260

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 709117, 1418234, 2836468, 4963819, 7800287, 9927638, 15600574, 19855276, 31201148, 54602009, 109204018, 218408036]

約数ペア:

[(1, 218408036), (2, 109204018), (4, 54602009), (7, 31201148), (11, 19855276), (14, 15600574), (22, 9927638), (28, 7800287), (44, 4963819), (77, 2836468), (154, 1418234), (308, 709117)]