13491231

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{11159}}^1$

素因数の和:11206

約数の個数: 16

約数和(自身を含む): 19998720

約数和(自身を除く): 6507489

約数列:

[1, 3, 13, 31, 39, 93, 403, 1209, 11159, 33477, 145067, 345929, 435201, 1037787, 4497077, 13491231]

約数ペア:

[(1, 13491231), (3, 4497077), (13, 1037787), (31, 435201), (39, 345929), (93, 145067), (403, 33477), (1209, 11159)]