28529438

素因数分解:

$2^1\times 7^1\times {\mathrm{853}}^1\times {\mathrm{2389}}^1$

素因数の和:3251

約数の個数: 16

約数和(自身を含む): 48985440

約数和(自身を除く): 20456002

約数列:

[1, 2, 7, 14, 853, 1706, 2389, 4778, 5971, 11942, 16723, 33446, 2037817, 4075634, 14264719, 28529438]

約数ペア:

[(1, 28529438), (2, 14264719), (7, 4075634), (14, 2037817), (853, 33446), (1706, 16723), (2389, 11942), (4778, 5971)]