15421978

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{53923}}^1$

素因数の和:53949

約数の個数: 16

約数和(自身を含む): 27177696

約数和(自身を除く): 11755718

約数列:

[1, 2, 11, 13, 22, 26, 143, 286, 53923, 107846, 593153, 700999, 1186306, 1401998, 7710989, 15421978]

約数ペア:

[(1, 15421978), (2, 7710989), (11, 1401998), (13, 1186306), (22, 700999), (26, 593153), (143, 107846), (286, 53923)]