289487068

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{67073}}^1$

素因数の和:67173

約数の個数: 24

約数和(自身を含む): 552153168

約数和(自身を除く): 262666100

約数列:

[1, 2, 4, 13, 26, 52, 83, 166, 332, 1079, 2158, 4316, 67073, 134146, 268292, 871949, 1743898, 3487796, 5567059, 11134118, 22268236, 72371767, 144743534, 289487068]

約数ペア:

[(1, 289487068), (2, 144743534), (4, 72371767), (13, 22268236), (26, 11134118), (52, 5567059), (83, 3487796), (166, 1743898), (332, 871949), (1079, 268292), (2158, 134146), (4316, 67073)]