28771638

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{685039}}^1$

素因数の和:685051

約数の個数: 16

約数和(自身を含む): 65763840

約数和(自身を除く): 36992202

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 685039, 1370078, 2055117, 4110234, 4795273, 9590546, 14385819, 28771638]

約数ペア:

[(1, 28771638), (2, 14385819), (3, 9590546), (6, 4795273), (7, 4110234), (14, 2055117), (21, 1370078), (42, 685039)]