28290776

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{197}}^1\times {\mathrm{619}}^1$

素因数の和:851

約数の個数: 32

約数和(自身を含む): 55242000

約数和(自身を除く): 26951224

約数列:

[1, 2, 4, 8, 29, 58, 116, 197, 232, 394, 619, 788, 1238, 1576, 2476, 4952, 5713, 11426, 17951, 22852, 35902, 45704, 71804, 121943, 143608, 243886, 487772, 975544, 3536347, 7072694, 14145388, 28290776]

約数ペア:

[(1, 28290776), (2, 14145388), (4, 7072694), (8, 3536347), (29, 975544), (58, 487772), (116, 243886), (197, 143608), (232, 121943), (394, 71804), (619, 45704), (788, 35902), (1238, 22852), (1576, 17951), (2476, 11426), (4952, 5713)]