28136984

素因数分解:

$2^3\times {\mathrm{97}}^1\times {\mathrm{101}}^1\times {\mathrm{359}}^1$

素因数の和:563

約数の個数: 32

約数和(自身を含む): 53978400

約数和(自身を除く): 25841416

約数列:

[1, 2, 4, 8, 97, 101, 194, 202, 359, 388, 404, 718, 776, 808, 1436, 2872, 9797, 19594, 34823, 36259, 39188, 69646, 72518, 78376, 139292, 145036, 278584, 290072, 3517123, 7034246, 14068492, 28136984]

約数ペア:

[(1, 28136984), (2, 14068492), (4, 7034246), (8, 3517123), (97, 290072), (101, 278584), (194, 145036), (202, 139292), (359, 78376), (388, 72518), (404, 69646), (718, 39188), (776, 36259), (808, 34823), (1436, 19594), (2872, 9797)]