28337575

素因数分解:

$5^2\times 7^1\times {\mathrm{113}}^1\times {\mathrm{1433}}^1$

素因数の和:1563

約数の個数: 24

約数和(自身を含む): 40542048

約数和(自身を除く): 12204473

約数列:

[1, 5, 7, 25, 35, 113, 175, 565, 791, 1433, 2825, 3955, 7165, 10031, 19775, 35825, 50155, 161929, 250775, 809645, 1133503, 4048225, 5667515, 28337575]

約数ペア:

[(1, 28337575), (5, 5667515), (7, 4048225), (25, 1133503), (35, 809645), (113, 250775), (175, 161929), (565, 50155), (791, 35825), (1433, 19775), (2825, 10031), (3955, 7165)]