6686979

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{5531}}^1$

素因数の和:5578

約数の個数: 16

約数和(自身を含む): 9913344

約数和(自身を除く): 3226365

約数列:

[1, 3, 13, 31, 39, 93, 403, 1209, 5531, 16593, 71903, 171461, 215709, 514383, 2228993, 6686979]

約数ペア:

[(1, 6686979), (3, 2228993), (13, 514383), (31, 215709), (39, 171461), (93, 71903), (403, 16593), (1209, 5531)]