1388768022

素因数分解:

$2^1\times 3^2\times {\mathrm{349}}^1\times {\mathrm{221071}}^1$

素因数の和:221428

約数の個数: 24

約数和(自身を含む): 3017632800

約数和(自身を除く): 1628864778

約数列:

[1, 2, 3, 6, 9, 18, 349, 698, 1047, 2094, 3141, 6282, 221071, 442142, 663213, 1326426, 1989639, 3979278, 77153779, 154307558, 231461337, 462922674, 694384011, 1388768022]

約数ペア:

[(1, 1388768022), (2, 694384011), (3, 462922674), (6, 231461337), (9, 154307558), (18, 77153779), (349, 3979278), (698, 1989639), (1047, 1326426), (2094, 663213), (3141, 442142), (6282, 221071)]