180391978

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{52963}}^1$

素因数の和:53109

約数の個数: 16

約数和(自身を含む): 293632416

約数和(自身を除く): 113240438

約数列:

[1, 2, 13, 26, 131, 262, 1703, 3406, 52963, 105926, 688519, 1377038, 6938153, 13876306, 90195989, 180391978]

約数ペア:

[(1, 180391978), (2, 90195989), (13, 13876306), (26, 6938153), (131, 1377038), (262, 688519), (1703, 105926), (3406, 52963)]