1388893668998

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{20161}}^1\times {\mathrm{3131369}}^1$

素因数の和:3151543

約数の個数: 16

約数和(自身を含む): 2272848549840

約数和(自身を除く): 883954880842

約数列:

[1, 2, 11, 22, 20161, 40322, 221771, 443542, 3131369, 6262738, 34445059, 68890118, 63131530409, 126263060818, 694446834499, 1388893668998]

約数ペア:

[(1, 1388893668998), (2, 694446834499), (11, 126263060818), (22, 63131530409), (20161, 68890118), (40322, 34445059), (221771, 6262738), (443542, 3131369)]