211323728

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{171529}}^1$

素因数の和:171555

約数の個数: 40

約数和(自身を含む): 510473280

約数和(自身を除く): 299149552

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 56, 77, 88, 112, 154, 176, 308, 616, 1232, 171529, 343058, 686116, 1200703, 1372232, 1886819, 2401406, 2744464, 3773638, 4802812, 7547276, 9605624, 13207733, 15094552, 19211248, 26415466, 30189104, 52830932, 105661864, 211323728]

約数ペア:

[(1, 211323728), (2, 105661864), (4, 52830932), (7, 30189104), (8, 26415466), (11, 19211248), (14, 15094552), (16, 13207733), (22, 9605624), (28, 7547276), (44, 4802812), (56, 3773638), (77, 2744464), (88, 2401406), (112, 1886819), (154, 1372232), (176, 1200703), (308, 686116), (616, 343058), (1232, 171529)]