28159068

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{271}}^1\times {\mathrm{1237}}^1$

素因数の和:1522

約数の個数: 48

約数和(自身を含む): 75428864

約数和(自身を除く): 47269796

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 271, 542, 813, 1084, 1237, 1626, 1897, 2474, 3252, 3711, 3794, 4948, 5691, 7422, 7588, 8659, 11382, 14844, 17318, 22764, 25977, 34636, 51954, 103908, 335227, 670454, 1005681, 1340908, 2011362, 2346589, 4022724, 4693178, 7039767, 9386356, 14079534, 28159068]

約数ペア:

[(1, 28159068), (2, 14079534), (3, 9386356), (4, 7039767), (6, 4693178), (7, 4022724), (12, 2346589), (14, 2011362), (21, 1340908), (28, 1005681), (42, 670454), (84, 335227), (271, 103908), (542, 51954), (813, 34636), (1084, 25977), (1237, 22764), (1626, 17318), (1897, 14844), (2474, 11382), (3252, 8659), (3711, 7588), (3794, 7422), (4948, 5691)]