81644752

素因数分解:

$2^4\times 7^1\times {\mathrm{728971}}^1$

素因数の和:728986

約数の個数: 20

約数和(自身を含む): 180785056

約数和(自身を除く): 99140304

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 728971, 1457942, 2915884, 5102797, 5831768, 10205594, 11663536, 20411188, 40822376, 81644752]

約数ペア:

[(1, 81644752), (2, 40822376), (4, 20411188), (7, 11663536), (8, 10205594), (14, 5831768), (16, 5102797), (28, 2915884), (56, 1457942), (112, 728971)]