220260531

素因数分解:

$3^1\times {\mathrm{71}}^1\times {\mathrm{349}}^1\times {\mathrm{2963}}^1$

素因数の和:3386

約数の個数: 16

約数和(自身を含む): 298771200

約数和(自身を除く): 78510669

約数列:

[1, 3, 71, 213, 349, 1047, 2963, 8889, 24779, 74337, 210373, 631119, 1034087, 3102261, 73420177, 220260531]

約数ペア:

[(1, 220260531), (3, 73420177), (71, 3102261), (213, 1034087), (349, 631119), (1047, 210373), (2963, 74337), (8889, 24779)]