216890926

素因数分解:

$2^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{107}}^1\times {\mathrm{2161}}^1$

素因数の和:2344

約数の個数: 32

約数和(自身を含む): 381065472

約数和(自身を除く): 164174546

約数列:

[1, 2, 7, 14, 67, 107, 134, 214, 469, 749, 938, 1498, 2161, 4322, 7169, 14338, 15127, 30254, 50183, 100366, 144787, 231227, 289574, 462454, 1013509, 1618589, 2027018, 3237178, 15492209, 30984418, 108445463, 216890926]

約数ペア:

[(1, 216890926), (2, 108445463), (7, 30984418), (14, 15492209), (67, 3237178), (107, 2027018), (134, 1618589), (214, 1013509), (469, 462454), (749, 289574), (938, 231227), (1498, 144787), (2161, 100366), (4322, 50183), (7169, 30254), (14338, 15127)]