84278181

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{69709}}^1$

素因数の和:69756

約数の個数: 16

約数和(自身を含む): 124920320

約数和(自身を除く): 40642139

約数列:

[1, 3, 13, 31, 39, 93, 403, 1209, 69709, 209127, 906217, 2160979, 2718651, 6482937, 28092727, 84278181]

約数ペア:

[(1, 84278181), (3, 28092727), (13, 6482937), (31, 2718651), (39, 2160979), (93, 906217), (403, 209127), (1209, 69709)]