428870403

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{1221853}}^1$

素因数の和:1221875

約数の個数: 16

約数和(自身を含む): 684238240

約数和(自身を除く): 255367837

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 1221853, 3665559, 10996677, 15884089, 32990031, 47652267, 142956801, 428870403]

約数ペア:

[(1, 428870403), (3, 142956801), (9, 47652267), (13, 32990031), (27, 15884089), (39, 10996677), (117, 3665559), (351, 1221853)]