217645904

素因数分解:

$2^4\times 7^1\times {\mathrm{359}}^1\times {\mathrm{5413}}^1$

素因数の和:5787

約数の個数: 40

約数和(自身を含む): 483361920

約数和(自身を除く): 265716016

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 359, 718, 1436, 2513, 2872, 5026, 5413, 5744, 10052, 10826, 20104, 21652, 37891, 40208, 43304, 75782, 86608, 151564, 303128, 606256, 1943267, 3886534, 7773068, 13602869, 15546136, 27205738, 31092272, 54411476, 108822952, 217645904]

約数ペア:

[(1, 217645904), (2, 108822952), (4, 54411476), (7, 31092272), (8, 27205738), (14, 15546136), (16, 13602869), (28, 7773068), (56, 3886534), (112, 1943267), (359, 606256), (718, 303128), (1436, 151564), (2513, 86608), (2872, 75782), (5026, 43304), (5413, 40208), (5744, 37891), (10052, 21652), (10826, 20104)]