287918268

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{20011}}^1$

素因数の和:20138

約数の個数: 48

約数和(自身を含む): 739643520

約数和(自身を除く): 451725252

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 109, 132, 218, 327, 436, 654, 1199, 1308, 2398, 3597, 4796, 7194, 14388, 20011, 40022, 60033, 80044, 120066, 220121, 240132, 440242, 660363, 880484, 1320726, 2181199, 2641452, 4362398, 6543597, 8724796, 13087194, 23993189, 26174388, 47986378, 71979567, 95972756, 143959134, 287918268]

約数ペア:

[(1, 287918268), (2, 143959134), (3, 95972756), (4, 71979567), (6, 47986378), (11, 26174388), (12, 23993189), (22, 13087194), (33, 8724796), (44, 6543597), (66, 4362398), (109, 2641452), (132, 2181199), (218, 1320726), (327, 880484), (436, 660363), (654, 440242), (1199, 240132), (1308, 220121), (2398, 120066), (3597, 80044), (4796, 60033), (7194, 40022), (14388, 20011)]