28117456

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{167}}^1\times {\mathrm{619}}^1$

素因数の和:811

約数の個数: 40

約数和(自身を含む): 58121280

約数和(自身を除く): 30003824

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 167, 272, 334, 619, 668, 1238, 1336, 2476, 2672, 2839, 4952, 5678, 9904, 10523, 11356, 21046, 22712, 42092, 45424, 84184, 103373, 168368, 206746, 413492, 826984, 1653968, 1757341, 3514682, 7029364, 14058728, 28117456]

約数ペア:

[(1, 28117456), (2, 14058728), (4, 7029364), (8, 3514682), (16, 1757341), (17, 1653968), (34, 826984), (68, 413492), (136, 206746), (167, 168368), (272, 103373), (334, 84184), (619, 45424), (668, 42092), (1238, 22712), (1336, 21046), (2476, 11356), (2672, 10523), (2839, 9904), (4952, 5678)]