1340888919

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{135979}}^1$

素因数の和:136174

約数の個数: 16

約数和(自身を含む): 1892841600

約数和(自身を除く): 551952681

約数列:

[1, 3, 19, 57, 173, 519, 3287, 9861, 135979, 407937, 2583601, 7750803, 23524367, 70573101, 446962973, 1340888919]

約数ペア:

[(1, 1340888919), (3, 446962973), (19, 70573101), (57, 23524367), (173, 7750803), (519, 2583601), (3287, 407937), (9861, 135979)]