28004956

素因数分解:

$2^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{14087}}^1$

素因数の和:14169

約数の個数: 24

約数和(自身を含む): 56802816

約数和(自身を除く): 28797860

約数列:

[1, 2, 4, 7, 14, 28, 71, 142, 284, 497, 994, 1988, 14087, 28174, 56348, 98609, 197218, 394436, 1000177, 2000354, 4000708, 7001239, 14002478, 28004956]

約数ペア:

[(1, 28004956), (2, 14002478), (4, 7001239), (7, 4000708), (14, 2000354), (28, 1000177), (71, 394436), (142, 197218), (284, 98609), (497, 56348), (994, 28174), (1988, 14087)]