28507892

素因数分解:

$2^2\times 7^1\times {\mathrm{401}}^1\times {\mathrm{2539}}^1$

素因数の和:2951

約数の個数: 24

約数和(自身を含む): 57180480

約数和(自身を除く): 28672588

約数列:

[1, 2, 4, 7, 14, 28, 401, 802, 1604, 2539, 2807, 5078, 5614, 10156, 11228, 17773, 35546, 71092, 1018139, 2036278, 4072556, 7126973, 14253946, 28507892]

約数ペア:

[(1, 28507892), (2, 14253946), (4, 7126973), (7, 4072556), (14, 2036278), (28, 1018139), (401, 71092), (802, 35546), (1604, 17773), (2539, 11228), (2807, 10156), (5078, 5614)]