378429441

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{26879}}^1$

素因数の和:26933

約数の個数: 24

約数和(自身を含む): 573511680

約数和(自身を除く): 195082239

約数列:

[1, 3, 13, 19, 39, 57, 247, 361, 741, 1083, 4693, 14079, 26879, 80637, 349427, 510701, 1048281, 1532103, 6639113, 9703319, 19917339, 29109957, 126143147, 378429441]

約数ペア:

[(1, 378429441), (3, 126143147), (13, 29109957), (19, 19917339), (39, 9703319), (57, 6639113), (247, 1532103), (361, 1048281), (741, 510701), (1083, 349427), (4693, 80637), (14079, 26879)]