13123323

素因数分解:

$3^3\times {\mathrm{31}}^1\times {\mathrm{15679}}^1$

素因数の和:15719

約数の個数: 16

約数和(自身を含む): 20070400

約数和(自身を除く): 6947077

約数列:

[1, 3, 9, 27, 31, 93, 279, 837, 15679, 47037, 141111, 423333, 486049, 1458147, 4374441, 13123323]

約数ペア:

[(1, 13123323), (3, 4374441), (9, 1458147), (27, 486049), (31, 423333), (93, 141111), (279, 47037), (837, 15679)]