83689578

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{221401}}^1$

素因数の和:221419

約数の個数: 32

約数和(自身を含む): 212545920

約数和(自身を除く): 128856342

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 221401, 442802, 664203, 1328406, 1549807, 1992609, 3099614, 3985218, 4649421, 5977827, 9298842, 11955654, 13948263, 27896526, 41844789, 83689578]

約数ペア:

[(1, 83689578), (2, 41844789), (3, 27896526), (6, 13948263), (7, 11955654), (9, 9298842), (14, 5977827), (18, 4649421), (21, 3985218), (27, 3099614), (42, 1992609), (54, 1549807), (63, 1328406), (126, 664203), (189, 442802), (378, 221401)]