72177616

素因数分解:

$2^4\times 7^1\times {\mathrm{644443}}^1$

素因数の和:644458

約数の個数: 20

約数和(自身を含む): 159822112

約数和(自身を除く): 87644496

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 644443, 1288886, 2577772, 4511101, 5155544, 9022202, 10311088, 18044404, 36088808, 72177616]

約数ペア:

[(1, 72177616), (2, 36088808), (4, 18044404), (7, 10311088), (8, 9022202), (14, 5155544), (16, 4511101), (28, 2577772), (56, 1288886), (112, 644443)]