219345128

素因数分解:

$2^3\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{4339}}^1$

素因数の和:4505

約数の個数: 32

約数和(自身を含む): 421848000

約数和(自身を除く): 202502872

約数列:

[1, 2, 4, 8, 71, 89, 142, 178, 284, 356, 568, 712, 4339, 6319, 8678, 12638, 17356, 25276, 34712, 50552, 308069, 386171, 616138, 772342, 1232276, 1544684, 2464552, 3089368, 27418141, 54836282, 109672564, 219345128]

約数ペア:

[(1, 219345128), (2, 109672564), (4, 54836282), (8, 27418141), (71, 3089368), (89, 2464552), (142, 1544684), (178, 1232276), (284, 772342), (356, 616138), (568, 386171), (712, 308069), (4339, 50552), (6319, 34712), (8678, 25276), (12638, 17356)]