28864278

素因数分解:

$2^1\times 3^2\times {\mathrm{131}}^1\times {\mathrm{12241}}^1$

素因数の和:12380

約数の個数: 24

約数和(自身を含む): 63021816

約数和(自身を除く): 34157538

約数列:

[1, 2, 3, 6, 9, 18, 131, 262, 393, 786, 1179, 2358, 12241, 24482, 36723, 73446, 110169, 220338, 1603571, 3207142, 4810713, 9621426, 14432139, 28864278]

約数ペア:

[(1, 28864278), (2, 14432139), (3, 9621426), (6, 4810713), (9, 3207142), (18, 1603571), (131, 220338), (262, 110169), (393, 73446), (786, 36723), (1179, 24482), (2358, 12241)]