138236432

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{121687}}^1$

素因数の和:121766

約数の個数: 20

約数和(自身を含む): 271607616

約数和(自身を除く): 133371184

約数列:

[1, 2, 4, 8, 16, 71, 142, 284, 568, 1136, 121687, 243374, 486748, 973496, 1946992, 8639777, 17279554, 34559108, 69118216, 138236432]

約数ペア:

[(1, 138236432), (2, 69118216), (4, 34559108), (8, 17279554), (16, 8639777), (71, 1946992), (142, 973496), (284, 486748), (568, 243374), (1136, 121687)]