239440684

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{2801}}^1$

素因数の和:2926

約数の個数: 48

約数和(自身を含む): 497097216

約数和(自身を除く): 257656532

約数列:

[1, 2, 4, 7, 14, 28, 43, 71, 86, 142, 172, 284, 301, 497, 602, 994, 1204, 1988, 2801, 3053, 5602, 6106, 11204, 12212, 19607, 21371, 39214, 42742, 78428, 85484, 120443, 198871, 240886, 397742, 481772, 795484, 843101, 1392097, 1686202, 2784194, 3372404, 5568388, 8551453, 17102906, 34205812, 59860171, 119720342, 239440684]

約数ペア:

[(1, 239440684), (2, 119720342), (4, 59860171), (7, 34205812), (14, 17102906), (28, 8551453), (43, 5568388), (71, 3372404), (86, 2784194), (142, 1686202), (172, 1392097), (284, 843101), (301, 795484), (497, 481772), (602, 397742), (994, 240886), (1204, 198871), (1988, 120443), (2801, 85484), (3053, 78428), (5602, 42742), (6106, 39214), (11204, 21371), (12212, 19607)]