28988982

素因数分解:

$2^1\times 3^3\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{1319}}^1$

素因数の和:1378

約数の個数: 64

約数和(自身を含む): 72230400

約数和(自身を除く): 43241418

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 27, 33, 37, 54, 66, 74, 99, 111, 198, 222, 297, 333, 407, 594, 666, 814, 999, 1221, 1319, 1998, 2442, 2638, 3663, 3957, 7326, 7914, 10989, 11871, 14509, 21978, 23742, 29018, 35613, 43527, 48803, 71226, 87054, 97606, 130581, 146409, 261162, 292818, 391743, 439227, 536833, 783486, 878454, 1073666, 1317681, 1610499, 2635362, 3220998, 4831497, 9662994, 14494491, 28988982]

約数ペア:

[(1, 28988982), (2, 14494491), (3, 9662994), (6, 4831497), (9, 3220998), (11, 2635362), (18, 1610499), (22, 1317681), (27, 1073666), (33, 878454), (37, 783486), (54, 536833), (66, 439227), (74, 391743), (99, 292818), (111, 261162), (198, 146409), (222, 130581), (297, 97606), (333, 87054), (407, 71226), (594, 48803), (666, 43527), (814, 35613), (999, 29018), (1221, 23742), (1319, 21978), (1998, 14509), (2442, 11871), (2638, 10989), (3663, 7914), (3957, 7326)]