128548428

素因数分解:

$2^2\times 3^1\times {\mathrm{199}}^1\times {\mathrm{53831}}^1$

素因数の和:54037

約数の個数: 24

約数和(自身を含む): 301459200

約数和(自身を除く): 172910772

約数列:

[1, 2, 3, 4, 6, 12, 199, 398, 597, 796, 1194, 2388, 53831, 107662, 161493, 215324, 322986, 645972, 10712369, 21424738, 32137107, 42849476, 64274214, 128548428]

約数ペア:

[(1, 128548428), (2, 64274214), (3, 42849476), (4, 32137107), (6, 21424738), (12, 10712369), (199, 645972), (398, 322986), (597, 215324), (796, 161493), (1194, 107662), (2388, 53831)]