47880057

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{11831}}^1$

素因数の和:11924

約数の個数: 16

約数和(自身を含む): 68152320

約数和(自身を除く): 20272263

約数列:

[1, 3, 19, 57, 71, 213, 1349, 4047, 11831, 35493, 224789, 674367, 840001, 2520003, 15960019, 47880057]

約数ペア:

[(1, 47880057), (3, 15960019), (19, 2520003), (57, 840001), (71, 674367), (213, 224789), (1349, 35493), (4047, 11831)]