427641004

素因数分解:

$2^2\times 7^1\times {\mathrm{127}}^1\times {\mathrm{241}}^1\times {\mathrm{499}}^1$

素因数の和:878

約数の個数: 48

約数和(自身を含む): 867328000

約数和(自身を除く): 439686996

約数列:

[1, 2, 4, 7, 14, 28, 127, 241, 254, 482, 499, 508, 889, 964, 998, 1687, 1778, 1996, 3374, 3493, 3556, 6748, 6986, 13972, 30607, 61214, 63373, 120259, 122428, 126746, 214249, 240518, 253492, 428498, 443611, 481036, 841813, 856996, 887222, 1683626, 1774444, 3367252, 15272893, 30545786, 61091572, 106910251, 213820502, 427641004]

約数ペア:

[(1, 427641004), (2, 213820502), (4, 106910251), (7, 61091572), (14, 30545786), (28, 15272893), (127, 3367252), (241, 1774444), (254, 1683626), (482, 887222), (499, 856996), (508, 841813), (889, 481036), (964, 443611), (998, 428498), (1687, 253492), (1778, 240518), (1996, 214249), (3374, 126746), (3493, 122428), (3556, 120259), (6748, 63373), (6986, 61214), (13972, 30607)]