1388402619

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{349}}^1\times {\mathrm{30839}}^1$

素因数の和:31234

約数の個数: 16

約数和(自身を含む): 1899744000

約数和(自身を除く): 511341381

約数列:

[1, 3, 43, 129, 349, 1047, 15007, 30839, 45021, 92517, 1326077, 3978231, 10762811, 32288433, 462800873, 1388402619]

約数ペア:

[(1, 1388402619), (3, 462800873), (43, 32288433), (129, 10762811), (349, 3978231), (1047, 1326077), (15007, 92517), (30839, 45021)]