638770644

素因数分解:

$2^2\times 3^3\times {\mathrm{2423}}^1\times {\mathrm{2441}}^1$

素因数の和:4877

約数の個数: 48

約数和(自身を含む): 1657434240

約数和(自身を除く): 1018663596

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 2423, 2441, 4846, 4882, 7269, 7323, 9692, 9764, 14538, 14646, 21807, 21969, 29076, 29292, 43614, 43938, 65421, 65907, 87228, 87876, 130842, 131814, 261684, 263628, 5914543, 11829086, 17743629, 23658172, 35487258, 53230887, 70974516, 106461774, 159692661, 212923548, 319385322, 638770644]

約数ペア:

[(1, 638770644), (2, 319385322), (3, 212923548), (4, 159692661), (6, 106461774), (9, 70974516), (12, 53230887), (18, 35487258), (27, 23658172), (36, 17743629), (54, 11829086), (108, 5914543), (2423, 263628), (2441, 261684), (4846, 131814), (4882, 130842), (7269, 87876), (7323, 87228), (9692, 65907), (9764, 65421), (14538, 43938), (14646, 43614), (21807, 29292), (21969, 29076)]