388777004

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{54881}}^1$

素因数の和:54926

約数の個数: 48

約数和(自身を含む): 885136896

約数和(自身を除く): 496359892

約数列:

[1, 2, 4, 7, 11, 14, 22, 23, 28, 44, 46, 77, 92, 154, 161, 253, 308, 322, 506, 644, 1012, 1771, 3542, 7084, 54881, 109762, 219524, 384167, 603691, 768334, 1207382, 1262263, 1536668, 2414764, 2524526, 4225837, 5049052, 8451674, 8835841, 13884893, 16903348, 17671682, 27769786, 35343364, 55539572, 97194251, 194388502, 388777004]

約数ペア:

[(1, 388777004), (2, 194388502), (4, 97194251), (7, 55539572), (11, 35343364), (14, 27769786), (22, 17671682), (23, 16903348), (28, 13884893), (44, 8835841), (46, 8451674), (77, 5049052), (92, 4225837), (154, 2524526), (161, 2414764), (253, 1536668), (308, 1262263), (322, 1207382), (506, 768334), (644, 603691), (1012, 384167), (1771, 219524), (3542, 109762), (7084, 54881)]