389068414

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{38977}}^1$

素因数の和:39040

約数の個数: 32

約数和(自身を含む): 718442496

約数和(自身を除く): 329374082

約数列:

[1, 2, 7, 14, 23, 31, 46, 62, 161, 217, 322, 434, 713, 1426, 4991, 9982, 38977, 77954, 272839, 545678, 896471, 1208287, 1792942, 2416574, 6275297, 8458009, 12550594, 16916018, 27790601, 55581202, 194534207, 389068414]

約数ペア:

[(1, 389068414), (2, 194534207), (7, 55581202), (14, 27790601), (23, 16916018), (31, 12550594), (46, 8458009), (62, 6275297), (161, 2416574), (217, 1792942), (322, 1208287), (434, 896471), (713, 545678), (1426, 272839), (4991, 77954), (9982, 38977)]