3120425

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1621}}^1$

素因数の和:1649

約数の個数: 24

約数和(自身を含む): 4827072

約数和(自身を除く): 1706647

約数列:

[1, 5, 7, 11, 25, 35, 55, 77, 175, 275, 385, 1621, 1925, 8105, 11347, 17831, 40525, 56735, 89155, 124817, 283675, 445775, 624085, 3120425]

約数ペア:

[(1, 3120425), (5, 624085), (7, 445775), (11, 283675), (25, 124817), (35, 89155), (55, 56735), (77, 40525), (175, 17831), (275, 11347), (385, 8105), (1621, 1925)]