12890515

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{223}}^1\times {\mathrm{1051}}^1$

素因数の和:1290

約数の個数: 16

約数和(自身を含む): 16966656

約数和(自身を除く): 4076141

約数列:

[1, 5, 11, 55, 223, 1051, 1115, 2453, 5255, 11561, 12265, 57805, 234373, 1171865, 2578103, 12890515]

約数ペア:

[(1, 12890515), (5, 2578103), (11, 1171865), (55, 234373), (223, 57805), (1051, 12265), (1115, 11561), (2453, 5255)]