16615225

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1949}}^1$

素因数の和:2001

約数の個数: 24

約数和(自身を含む): 23212800

約数和(自身を除く): 6597575

約数列:

[1, 5, 11, 25, 31, 55, 155, 275, 341, 775, 1705, 1949, 8525, 9745, 21439, 48725, 60419, 107195, 302095, 535975, 664609, 1510475, 3323045, 16615225]

約数ペア:

[(1, 16615225), (5, 3323045), (11, 1510475), (25, 664609), (31, 535975), (55, 302095), (155, 107195), (275, 60419), (341, 48725), (775, 21439), (1705, 9745), (1949, 8525)]