1890255

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{5479}}^1$

素因数の和:5510

約数の個数: 16

約数和(自身を含む): 3156480

約数和(自身を除く): 1266225

約数列:

[1, 3, 5, 15, 23, 69, 115, 345, 5479, 16437, 27395, 82185, 126017, 378051, 630085, 1890255]

約数ペア:

[(1, 1890255), (3, 630085), (5, 378051), (15, 126017), (23, 82185), (69, 27395), (115, 16437), (345, 5479)]