129291352

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{239}}^1\times {\mathrm{3559}}^1$

素因数の和:3823

約数の個数: 32

約数和(自身を含む): 256320000

約数和(自身を除く): 127028648

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 239, 478, 956, 1912, 3559, 4541, 7118, 9082, 14236, 18164, 28472, 36328, 67621, 135242, 270484, 540968, 850601, 1701202, 3402404, 6804808, 16161419, 32322838, 64645676, 129291352]

約数ペア:

[(1, 129291352), (2, 64645676), (4, 32322838), (8, 16161419), (19, 6804808), (38, 3402404), (76, 1701202), (152, 850601), (239, 540968), (478, 270484), (956, 135242), (1912, 67621), (3559, 36328), (4541, 28472), (7118, 18164), (9082, 14236)]