28028168

素因数分解:

$2^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{463}}^1$

素因数の和:546

約数の個数: 64

約数和(自身を含む): 64143360

約数和(自身を除く): 36115192

約数列:

[1, 2, 4, 7, 8, 14, 23, 28, 46, 47, 56, 92, 94, 161, 184, 188, 322, 329, 376, 463, 644, 658, 926, 1081, 1288, 1316, 1852, 2162, 2632, 3241, 3704, 4324, 6482, 7567, 8648, 10649, 12964, 15134, 21298, 21761, 25928, 30268, 42596, 43522, 60536, 74543, 85192, 87044, 149086, 152327, 174088, 298172, 304654, 500503, 596344, 609308, 1001006, 1218616, 2002012, 3503521, 4004024, 7007042, 14014084, 28028168]

約数ペア:

[(1, 28028168), (2, 14014084), (4, 7007042), (7, 4004024), (8, 3503521), (14, 2002012), (23, 1218616), (28, 1001006), (46, 609308), (47, 596344), (56, 500503), (92, 304654), (94, 298172), (161, 174088), (184, 152327), (188, 149086), (322, 87044), (329, 85192), (376, 74543), (463, 60536), (644, 43522), (658, 42596), (926, 30268), (1081, 25928), (1288, 21761), (1316, 21298), (1852, 15134), (2162, 12964), (2632, 10649), (3241, 8648), (3704, 7567), (4324, 6482)]