420539559

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{433}}^1\times {\mathrm{1549}}^1$

素因数の和:2015

約数の個数: 32

約数和(自身を含む): 645792000

約数和(自身を除く): 225252441

約数列:

[1, 3, 11, 19, 33, 57, 209, 433, 627, 1299, 1549, 4647, 4763, 8227, 14289, 17039, 24681, 29431, 51117, 88293, 90497, 271491, 323741, 670717, 971223, 2012151, 7377887, 12743623, 22133661, 38230869, 140179853, 420539559]

約数ペア:

[(1, 420539559), (3, 140179853), (11, 38230869), (19, 22133661), (33, 12743623), (57, 7377887), (209, 2012151), (433, 971223), (627, 670717), (1299, 323741), (1549, 271491), (4647, 90497), (4763, 88293), (8227, 51117), (14289, 29431), (17039, 24681)]