211369424

素因数分解:

$2^4\times 7^1\times {\mathrm{43}}^1\times {\mathrm{43889}}^1$

素因数の和:43947

約数の個数: 40

約数和(自身を含む): 478927680

約数和(自身を除く): 267558256

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 43, 56, 86, 112, 172, 301, 344, 602, 688, 1204, 2408, 4816, 43889, 87778, 175556, 307223, 351112, 614446, 702224, 1228892, 1887227, 2457784, 3774454, 4915568, 7548908, 13210589, 15097816, 26421178, 30195632, 52842356, 105684712, 211369424]

約数ペア:

[(1, 211369424), (2, 105684712), (4, 52842356), (7, 30195632), (8, 26421178), (14, 15097816), (16, 13210589), (28, 7548908), (43, 4915568), (56, 3774454), (86, 2457784), (112, 1887227), (172, 1228892), (301, 702224), (344, 614446), (602, 351112), (688, 307223), (1204, 175556), (2408, 87778), (4816, 43889)]