289472272

素因数分解:

$2^4\times {\mathrm{131}}^1\times {\mathrm{138107}}^1$

素因数の和:138246

約数の個数: 20

約数和(自身を含む): 565137936

約数和(自身を除く): 275665664

約数列:

[1, 2, 4, 8, 16, 131, 262, 524, 1048, 2096, 138107, 276214, 552428, 1104856, 2209712, 18092017, 36184034, 72368068, 144736136, 289472272]

約数ペア:

[(1, 289472272), (2, 144736136), (4, 72368068), (8, 36184034), (16, 18092017), (131, 2209712), (262, 1104856), (524, 552428), (1048, 276214), (2096, 138107)]