31398289

素因数分解:

${\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{173}}^1\times {\mathrm{607}}^1$

素因数の和:816

約数の個数: 16

約数和(自身を含む): 35546112

約数和(自身を除く): 4147823

約数列:

[1, 13, 23, 173, 299, 607, 2249, 3979, 7891, 13961, 51727, 105011, 181493, 1365143, 2415253, 31398289]

約数ペア:

[(1, 31398289), (13, 2415253), (23, 1365143), (173, 181493), (299, 105011), (607, 51727), (2249, 13961), (3979, 7891)]