28122804

素因数分解:

$2^2\times 3^2\times {\mathrm{353}}^1\times {\mathrm{2213}}^1$

素因数の和:2576

約数の個数: 36

約数和(自身を含む): 71321796

約数和(自身を除く): 43198992

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 353, 706, 1059, 1412, 2118, 2213, 3177, 4236, 4426, 6354, 6639, 8852, 12708, 13278, 19917, 26556, 39834, 79668, 781189, 1562378, 2343567, 3124756, 4687134, 7030701, 9374268, 14061402, 28122804]

約数ペア:

[(1, 28122804), (2, 14061402), (3, 9374268), (4, 7030701), (6, 4687134), (9, 3124756), (12, 2343567), (18, 1562378), (36, 781189), (353, 79668), (706, 39834), (1059, 26556), (1412, 19917), (2118, 13278), (2213, 12708), (3177, 8852), (4236, 6639), (4426, 6354)]