28103327

素因数分解:

$7^1\times {\mathrm{41}}^1\times {\mathrm{181}}^1\times {\mathrm{541}}^1$

素因数の和:770

約数の個数: 16

約数和(自身を含む): 33144384

約数和(自身を除く): 5041057

約数列:

[1, 7, 41, 181, 287, 541, 1267, 3787, 7421, 22181, 51947, 97921, 155267, 685447, 4014761, 28103327]

約数ペア:

[(1, 28103327), (7, 4014761), (41, 685447), (181, 155267), (287, 97921), (541, 51947), (1267, 22181), (3787, 7421)]