388372395

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{11117}}^1$

素因数の和:11279

約数の個数: 32

約数和(自身を含む): 662810688

約数和(自身を除く): 274438293

約数列:

[1, 3, 5, 15, 17, 51, 85, 137, 255, 411, 685, 2055, 2329, 6987, 11117, 11645, 33351, 34935, 55585, 166755, 188989, 566967, 944945, 1523029, 2834835, 4569087, 7615145, 22845435, 25891493, 77674479, 129457465, 388372395]

約数ペア:

[(1, 388372395), (3, 129457465), (5, 77674479), (15, 25891493), (17, 22845435), (51, 7615145), (85, 4569087), (137, 2834835), (255, 1523029), (411, 944945), (685, 566967), (2055, 188989), (2329, 166755), (6987, 55585), (11117, 34935), (11645, 33351)]