138455515

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{109451}}^1$

素因数の和:109490

約数の個数: 16

約数和(自身を含む): 189133056

約数和(自身を除く): 50677541

約数列:

[1, 5, 11, 23, 55, 115, 253, 1265, 109451, 547255, 1203961, 2517373, 6019805, 12586865, 27691103, 138455515]

約数ペア:

[(1, 138455515), (5, 27691103), (11, 12586865), (23, 6019805), (55, 2517373), (115, 1203961), (253, 547255), (1265, 109451)]