1389456431

素因数分解:

${\mathrm{11}}^2\times {\mathrm{59}}^1\times {\mathrm{191}}^1\times {\mathrm{1019}}^1$

素因数の和:1291

約数の個数: 24

約数和(自身を含む): 1562803200

約数和(自身を除く): 173346769

約数列:

[1, 11, 59, 121, 191, 649, 1019, 2101, 7139, 11209, 11269, 23111, 60121, 123299, 123959, 194629, 661331, 1363549, 2140919, 7274641, 11483111, 23550109, 126314221, 1389456431]

約数ペア:

[(1, 1389456431), (11, 126314221), (59, 23550109), (121, 11483111), (191, 7274641), (649, 2140919), (1019, 1363549), (2101, 661331), (7139, 194629), (11209, 123959), (11269, 123299), (23111, 60121)]