13681228

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{1229}}^1$

素因数の和:1278

約数の個数: 36

約数和(自身を含む): 27483120

約数和(自身を除く): 13801892

約数列:

[1, 2, 4, 11, 22, 23, 44, 46, 92, 121, 242, 253, 484, 506, 1012, 1229, 2458, 2783, 4916, 5566, 11132, 13519, 27038, 28267, 54076, 56534, 113068, 148709, 297418, 310937, 594836, 621874, 1243748, 3420307, 6840614, 13681228]

約数ペア:

[(1, 13681228), (2, 6840614), (4, 3420307), (11, 1243748), (22, 621874), (23, 594836), (44, 310937), (46, 297418), (92, 148709), (121, 113068), (242, 56534), (253, 54076), (484, 28267), (506, 27038), (1012, 13519), (1229, 11132), (2458, 5566), (2783, 4916)]