81791568

素因数分解:

$2^4\times 3^2\times {\mathrm{567997}}^1$

素因数の和:568011

約数の個数: 30

約数和(自身を含む): 228903194

約数和(自身を除く): 147111626

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 567997, 1135994, 1703991, 2271988, 3407982, 4543976, 5111973, 6815964, 9087952, 10223946, 13631928, 20447892, 27263856, 40895784, 81791568]

約数ペア:

[(1, 81791568), (2, 40895784), (3, 27263856), (4, 20447892), (6, 13631928), (8, 10223946), (9, 9087952), (12, 6815964), (16, 5111973), (18, 4543976), (24, 3407982), (36, 2271988), (48, 1703991), (72, 1135994), (144, 567997)]