2019616905

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{73}}^1\times {\mathrm{727}}^1$

素因数の和:910

約数の個数: 64

約数和(自身を含む): 3413329920

約数和(自身を除く): 1393713015

約数列:

[1, 3, 5, 15, 43, 59, 73, 129, 177, 215, 219, 295, 365, 645, 727, 885, 1095, 2181, 2537, 3139, 3635, 4307, 7611, 9417, 10905, 12685, 12921, 15695, 21535, 31261, 38055, 42893, 47085, 53071, 64605, 93783, 128679, 156305, 159213, 185201, 214465, 265355, 468915, 555603, 643395, 796065, 926005, 1844399, 2282053, 2778015, 3131189, 5533197, 6846159, 9221995, 9393567, 11410265, 15655945, 27665985, 34230795, 46967835, 134641127, 403923381, 673205635, 2019616905]

約数ペア:

[(1, 2019616905), (3, 673205635), (5, 403923381), (15, 134641127), (43, 46967835), (59, 34230795), (73, 27665985), (129, 15655945), (177, 11410265), (215, 9393567), (219, 9221995), (295, 6846159), (365, 5533197), (645, 3131189), (727, 2778015), (885, 2282053), (1095, 1844399), (2181, 926005), (2537, 796065), (3139, 643395), (3635, 555603), (4307, 468915), (7611, 265355), (9417, 214465), (10905, 185201), (12685, 159213), (12921, 156305), (15695, 128679), (21535, 93783), (31261, 64605), (38055, 53071), (42893, 47085)]