47945721

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{7717}}^1$

素因数の和:7848

約数の個数: 16

約数和(自身を含む): 67918400

約数和(自身を除く): 19972679

約数列:

[1, 3, 19, 57, 109, 327, 2071, 6213, 7717, 23151, 146623, 439869, 841153, 2523459, 15981907, 47945721]

約数ペア:

[(1, 47945721), (3, 15981907), (19, 2523459), (57, 841153), (109, 439869), (327, 146623), (2071, 23151), (6213, 7717)]