1331489665

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{1052561}}^1$

素因数の和:1052600

約数の個数: 16

約数和(自身を含む): 1818827136

約数和(自身を除く): 487337471

約数列:

[1, 5, 11, 23, 55, 115, 253, 1265, 1052561, 5262805, 11578171, 24208903, 57890855, 121044515, 266297933, 1331489665]

約数ペア:

[(1, 1331489665), (5, 266297933), (11, 121044515), (23, 57890855), (55, 24208903), (115, 11578171), (253, 5262805), (1265, 1052561)]