31930346

素因数分解:

$2^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{157}}^1\times {\mathrm{199}}^1$

素因数の和:438

約数の個数: 32

約数和(自身を含む): 56121600

約数和(自身を除く): 24191254

約数列:

[1, 2, 7, 14, 73, 146, 157, 199, 314, 398, 511, 1022, 1099, 1393, 2198, 2786, 11461, 14527, 22922, 29054, 31243, 62486, 80227, 101689, 160454, 203378, 218701, 437402, 2280739, 4561478, 15965173, 31930346]

約数ペア:

[(1, 31930346), (2, 15965173), (7, 4561478), (14, 2280739), (73, 437402), (146, 218701), (157, 203378), (199, 160454), (314, 101689), (398, 80227), (511, 62486), (1022, 31243), (1099, 29054), (1393, 22922), (2198, 14527), (2786, 11461)]