28949739

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{15149}}^1$

素因数の和:15179

約数の個数: 24

約数和(自身を含む): 48358800

約数和(自身を除く): 19409061

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 273, 637, 1911, 15149, 45447, 106043, 196937, 318129, 590811, 742301, 1378559, 2226903, 4135677, 9649913, 28949739]

約数ペア:

[(1, 28949739), (3, 9649913), (7, 4135677), (13, 2226903), (21, 1378559), (39, 742301), (49, 590811), (91, 318129), (147, 196937), (273, 106043), (637, 45447), (1911, 15149)]