28321930

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31123}}^1$

素因数の和:31150

約数の個数: 32

約数和(自身を含む): 62745984

約数和(自身を除く): 34424054

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 455, 910, 31123, 62246, 155615, 217861, 311230, 404599, 435722, 809198, 1089305, 2022995, 2178610, 2832193, 4045990, 5664386, 14160965, 28321930]

約数ペア:

[(1, 28321930), (2, 14160965), (5, 5664386), (7, 4045990), (10, 2832193), (13, 2178610), (14, 2022995), (26, 1089305), (35, 809198), (65, 435722), (70, 404599), (91, 311230), (130, 217861), (182, 155615), (455, 62246), (910, 31123)]