81071568

素因数分解:

$2^4\times 3^2\times {\mathrm{562997}}^1$

素因数の和:563011

約数の個数: 30

約数和(自身を含む): 226888194

約数和(自身を除く): 145816626

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 562997, 1125994, 1688991, 2251988, 3377982, 4503976, 5066973, 6755964, 9007952, 10133946, 13511928, 20267892, 27023856, 40535784, 81071568]

約数ペア:

[(1, 81071568), (2, 40535784), (3, 27023856), (4, 20267892), (6, 13511928), (8, 10133946), (9, 9007952), (12, 6755964), (16, 5066973), (18, 4503976), (24, 3377982), (36, 2251988), (48, 1688991), (72, 1125994), (144, 562997)]