3987775

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{853}}^1$

素因数の和:891

約数の個数: 24

約数和(自身を含む): 5718384

約数和(自身を除く): 1730609

約数列:

[1, 5, 11, 17, 25, 55, 85, 187, 275, 425, 853, 935, 4265, 4675, 9383, 14501, 21325, 46915, 72505, 159511, 234575, 362525, 797555, 3987775]

約数ペア:

[(1, 3987775), (5, 797555), (11, 362525), (17, 234575), (25, 159511), (55, 72505), (85, 46915), (187, 21325), (275, 14501), (425, 9383), (853, 4675), (935, 4265)]