128420334

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{1019209}}^1$

素因数の和:1019224

約数の個数: 24

約数和(自身を含む): 317993520

約数和(自身を除く): 189573186

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 1019209, 2038418, 3057627, 6115254, 7134463, 9172881, 14268926, 18345762, 21403389, 42806778, 64210167, 128420334]

約数ペア:

[(1, 128420334), (2, 64210167), (3, 42806778), (6, 21403389), (7, 18345762), (9, 14268926), (14, 9172881), (18, 7134463), (21, 6115254), (42, 3057627), (63, 2038418), (126, 1019209)]