1917929881

素因数分解:

$7^1\times {\mathrm{97}}^1\times {\mathrm{971}}^1\times {\mathrm{2909}}^1$

素因数の和:3984

約数の個数: 16

約数和(自身を含む): 2217559680

約数和(自身を除く): 299629799

約数列:

[1, 7, 97, 679, 971, 2909, 6797, 20363, 94187, 282173, 659309, 1975211, 2824639, 19772473, 273989983, 1917929881]

約数ペア:

[(1, 1917929881), (7, 273989983), (97, 19772473), (679, 2824639), (971, 1975211), (2909, 659309), (6797, 282173), (20363, 94187)]