13728728

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{1307}}^1$

素因数の和:1427

約数の個数: 32

約数和(自身を含む): 28017360

約数和(自身を除く): 14288632

約数列:

[1, 2, 4, 8, 13, 26, 52, 101, 104, 202, 404, 808, 1307, 1313, 2614, 2626, 5228, 5252, 10456, 10504, 16991, 33982, 67964, 132007, 135928, 264014, 528028, 1056056, 1716091, 3432182, 6864364, 13728728]

約数ペア:

[(1, 13728728), (2, 6864364), (4, 3432182), (8, 1716091), (13, 1056056), (26, 528028), (52, 264014), (101, 135928), (104, 132007), (202, 67964), (404, 33982), (808, 16991), (1307, 10504), (1313, 10456), (2614, 5252), (2626, 5228)]