128241248

素因数分解:

$2^5\times {\mathrm{29}}^1\times {\mathrm{138191}}^1$

素因数の和:138230

約数の個数: 24

約数和(自身を含む): 261182880

約数和(自身を除く): 132941632

約数列:

[1, 2, 4, 8, 16, 29, 32, 58, 116, 232, 464, 928, 138191, 276382, 552764, 1105528, 2211056, 4007539, 4422112, 8015078, 16030156, 32060312, 64120624, 128241248]

約数ペア:

[(1, 128241248), (2, 64120624), (4, 32060312), (8, 16030156), (16, 8015078), (29, 4422112), (32, 4007539), (58, 2211056), (116, 1105528), (232, 552764), (464, 276382), (928, 138191)]