1279462821

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{4686677}}^1$

素因数の和:4686700

約数の個数: 16

約数和(自身を含む): 2099631744

約数和(自身を除く): 820168923

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 4686677, 14060031, 32806739, 60926801, 98420217, 182780403, 426487607, 1279462821]

約数ペア:

[(1, 1279462821), (3, 426487607), (7, 182780403), (13, 98420217), (21, 60926801), (39, 32806739), (91, 14060031), (273, 4686677)]