213940569

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{52321}}^1$

素因数の和:52400

約数の個数: 16

約数和(自身を含む): 301374720

約数和(自身を除く): 87434151

約数列:

[1, 3, 29, 47, 87, 141, 1363, 4089, 52321, 156963, 1517309, 2459087, 4551927, 7377261, 71313523, 213940569]

約数ペア:

[(1, 213940569), (3, 71313523), (29, 7377261), (47, 4551927), (87, 2459087), (141, 1517309), (1363, 156963), (4089, 52321)]