2019657321

素因数分解:

$3^7\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{2269}}^1$

素因数の和:2338

約数の個数: 64

約数和(自身を含む): 3395193600

約数和(自身を除く): 1375536279

約数列:

[1, 3, 9, 11, 27, 33, 37, 81, 99, 111, 243, 297, 333, 407, 729, 891, 999, 1221, 2187, 2269, 2673, 2997, 3663, 6807, 8019, 8991, 10989, 20421, 24057, 24959, 26973, 32967, 61263, 74877, 80919, 83953, 98901, 183789, 224631, 251859, 296703, 551367, 673893, 755577, 890109, 923483, 1654101, 2021679, 2266731, 2770449, 4962303, 6065037, 6800193, 8311347, 18195111, 20400579, 24934041, 54585333, 61201737, 74802123, 183605211, 224406369, 673219107, 2019657321]

約数ペア:

[(1, 2019657321), (3, 673219107), (9, 224406369), (11, 183605211), (27, 74802123), (33, 61201737), (37, 54585333), (81, 24934041), (99, 20400579), (111, 18195111), (243, 8311347), (297, 6800193), (333, 6065037), (407, 4962303), (729, 2770449), (891, 2266731), (999, 2021679), (1221, 1654101), (2187, 923483), (2269, 890109), (2673, 755577), (2997, 673893), (3663, 551367), (6807, 296703), (8019, 251859), (8991, 224631), (10989, 183789), (20421, 98901), (24057, 83953), (24959, 80919), (26973, 74877), (32967, 61263)]