28610728

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{2963}}^1$

素因数の和:3057

約数の個数: 32

約数和(自身を含む): 57620160

約数和(自身を除く): 29009432

約数列:

[1, 2, 4, 8, 17, 34, 68, 71, 136, 142, 284, 568, 1207, 2414, 2963, 4828, 5926, 9656, 11852, 23704, 50371, 100742, 201484, 210373, 402968, 420746, 841492, 1682984, 3576341, 7152682, 14305364, 28610728]

約数ペア:

[(1, 28610728), (2, 14305364), (4, 7152682), (8, 3576341), (17, 1682984), (34, 841492), (68, 420746), (71, 402968), (136, 210373), (142, 201484), (284, 100742), (568, 50371), (1207, 23704), (2414, 11852), (2963, 9656), (4828, 5926)]