1639021857

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{7673}}^1\times {\mathrm{6473}}^1$

素因数の和:14160

約数の個数: 16

約数和(自身を含む): 2384710848

約数和(自身を除く): 745688991

約数列:

[1, 3, 11, 33, 6473, 7673, 19419, 23019, 71203, 84403, 213609, 253209, 49667329, 149001987, 546340619, 1639021857]

約数ペア:

[(1, 1639021857), (3, 546340619), (11, 149001987), (33, 49667329), (6473, 253209), (7673, 213609), (19419, 84403), (23019, 71203)]