220051389

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{509}}^1\times {\mathrm{2719}}^1$

素因数の和:3284

約数の個数: 16

約数和(自身を含む): 299635200

約数和(自身を除く): 79583811

約数列:

[1, 3, 53, 159, 509, 1527, 2719, 8157, 26977, 80931, 144107, 432321, 1383971, 4151913, 73350463, 220051389]

約数ペア:

[(1, 220051389), (3, 73350463), (53, 4151913), (159, 1383971), (509, 432321), (1527, 144107), (2719, 80931), (8157, 26977)]