2647431

素因数分解:

$3^3\times {\mathrm{31}}^1\times {\mathrm{3163}}^1$

素因数の和:3203

約数の個数: 16

約数和(自身を含む): 4049920

約数和(自身を除く): 1402489

約数列:

[1, 3, 9, 27, 31, 93, 279, 837, 3163, 9489, 28467, 85401, 98053, 294159, 882477, 2647431]

約数ペア:

[(1, 2647431), (3, 882477), (9, 294159), (27, 98053), (31, 85401), (93, 28467), (279, 9489), (837, 3163)]