420210621

素因数分解:

$3^2\times {\mathrm{23}}^2\times {\mathrm{88261}}^1$

素因数の和:88313

約数の個数: 18

約数和(自身を含む): 634515518

約数和(自身を除く): 214304897

約数列:

[1, 3, 9, 23, 69, 207, 529, 1587, 4761, 88261, 264783, 794349, 2030003, 6090009, 18270027, 46690069, 140070207, 420210621]

約数ペア:

[(1, 420210621), (3, 140070207), (9, 46690069), (23, 18270027), (69, 6090009), (207, 2030003), (529, 794349), (1587, 264783), (4761, 88261)]