201930365

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{10321}}^1$

素因数の和:10389

約数の個数: 32

約数和(自身を含む): 305200896

約数和(自身を除く): 103270531

約数列:

[1, 5, 7, 13, 35, 43, 65, 91, 215, 301, 455, 559, 1505, 2795, 3913, 10321, 19565, 51605, 72247, 134173, 361235, 443803, 670865, 939211, 2219015, 3106621, 4696055, 5769439, 15533105, 28847195, 40386073, 201930365]

約数ペア:

[(1, 201930365), (5, 40386073), (7, 28847195), (13, 15533105), (35, 5769439), (43, 4696055), (65, 3106621), (91, 2219015), (215, 939211), (301, 670865), (455, 443803), (559, 361235), (1505, 134173), (2795, 72247), (3913, 51605), (10321, 19565)]