213876208

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{146893}}^1$

素因数の和:146921

約数の個数: 40

約数和(自身を含む): 510015968

約数和(自身を除く): 296139760

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 728, 1456, 146893, 293786, 587572, 1028251, 1175144, 1909609, 2056502, 2350288, 3819218, 4113004, 7638436, 8226008, 13367263, 15276872, 16452016, 26734526, 30553744, 53469052, 106938104, 213876208]

約数ペア:

[(1, 213876208), (2, 106938104), (4, 53469052), (7, 30553744), (8, 26734526), (13, 16452016), (14, 15276872), (16, 13367263), (26, 8226008), (28, 7638436), (52, 4113004), (56, 3819218), (91, 2350288), (104, 2056502), (112, 1909609), (182, 1175144), (208, 1028251), (364, 587572), (728, 293786), (1456, 146893)]