2784639

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{6491}}^1$

素因数の和:6518

約数の個数: 16

約数和(自身を含む): 4362624

約数和(自身を除く): 1577985

約数列:

[1, 3, 11, 13, 33, 39, 143, 429, 6491, 19473, 71401, 84383, 214203, 253149, 928213, 2784639]

約数ペア:

[(1, 2784639), (3, 928213), (11, 253149), (13, 214203), (33, 84383), (39, 71401), (143, 19473), (429, 6491)]