1899325

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{109}}^1$

素因数の和:177

約数の個数: 24

約数和(自身を含む): 2577960

約数和(自身を除く): 678635

約数列:

[1, 5, 17, 25, 41, 85, 109, 205, 425, 545, 697, 1025, 1853, 2725, 3485, 4469, 9265, 17425, 22345, 46325, 75973, 111725, 379865, 1899325]

約数ペア:

[(1, 1899325), (5, 379865), (17, 111725), (25, 75973), (41, 46325), (85, 22345), (109, 17425), (205, 9265), (425, 4469), (545, 3485), (697, 2725), (1025, 1853)]