212160255

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{6073}}^1$

素因数の和:6235

約数の個数: 32

約数和(自身を含む): 362107584

約数和(自身を除く): 149947329

約数列:

[1, 3, 5, 15, 17, 51, 85, 137, 255, 411, 685, 2055, 2329, 6073, 6987, 11645, 18219, 30365, 34935, 91095, 103241, 309723, 516205, 832001, 1548615, 2496003, 4160005, 12480015, 14144017, 42432051, 70720085, 212160255]

約数ペア:

[(1, 212160255), (3, 70720085), (5, 42432051), (15, 14144017), (17, 12480015), (51, 4160005), (85, 2496003), (137, 1548615), (255, 832001), (411, 516205), (685, 309723), (2055, 103241), (2329, 91095), (6073, 34935), (6987, 30365), (11645, 18219)]