1999565567993

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{13921}}^1\times {\mathrm{892153}}^1$

素因数の和:906104

約数の個数: 16

約数和(自身を含む): 2384749053696

約数和(自身を除く): 385183485703

約数列:

[1, 7, 23, 161, 13921, 97447, 320183, 892153, 2241281, 6245071, 20519519, 143636633, 12419661913, 86937633391, 285652223999, 1999565567993]

約数ペア:

[(1, 1999565567993), (7, 285652223999), (23, 86937633391), (161, 12419661913), (13921, 143636633), (97447, 20519519), (320183, 6245071), (892153, 2241281)]