28541229

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{6781}}^1$

素因数の和:6868

約数の個数: 16

約数和(自身を含む): 40366464

約数和(自身を除く): 11825235

約数列:

[1, 3, 23, 61, 69, 183, 1403, 4209, 6781, 20343, 155963, 413641, 467889, 1240923, 9513743, 28541229]

約数ペア:

[(1, 28541229), (3, 9513743), (23, 1240923), (61, 467889), (69, 413641), (183, 155963), (1403, 20343), (4209, 6781)]