66863216

素因数分解:

$2^4\times 7^1\times {\mathrm{109}}^1\times {\mathrm{5477}}^1$

素因数の和:5601

約数の個数: 40

約数和(自身を含む): 149439840

約数和(自身を除く): 82576624

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 109, 112, 218, 436, 763, 872, 1526, 1744, 3052, 5477, 6104, 10954, 12208, 21908, 38339, 43816, 76678, 87632, 153356, 306712, 596993, 613424, 1193986, 2387972, 4178951, 4775944, 8357902, 9551888, 16715804, 33431608, 66863216]

約数ペア:

[(1, 66863216), (2, 33431608), (4, 16715804), (7, 9551888), (8, 8357902), (14, 4775944), (16, 4178951), (28, 2387972), (56, 1193986), (109, 613424), (112, 596993), (218, 306712), (436, 153356), (763, 87632), (872, 76678), (1526, 43816), (1744, 38339), (3052, 21908), (5477, 12208), (6104, 10954)]