279797955

素因数分解:

$3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{103}}^1\times {\mathrm{1867}}^1$

素因数の和:2075

約数の個数: 32

約数和(自身を含む): 456927744

約数和(自身を除く): 177129789

約数列:

[1, 3, 5, 15, 97, 103, 291, 309, 485, 515, 1455, 1545, 1867, 5601, 9335, 9991, 28005, 29973, 49955, 149865, 181099, 192301, 543297, 576903, 905495, 961505, 2716485, 2884515, 18653197, 55959591, 93265985, 279797955]

約数ペア:

[(1, 279797955), (3, 93265985), (5, 55959591), (15, 18653197), (97, 2884515), (103, 2716485), (291, 961505), (309, 905495), (485, 576903), (515, 543297), (1455, 192301), (1545, 181099), (1867, 149865), (5601, 49955), (9335, 29973), (9991, 28005)]