2489897956

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^2\times {\mathrm{75169}}^1$

素因数の和:75213

約数の個数: 54

約数和(自身を含む): 5488687890

約数和(自身を除く): 2998789934

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 91, 98, 169, 182, 196, 338, 364, 637, 676, 1183, 1274, 2366, 2548, 4732, 8281, 16562, 33124, 75169, 150338, 300676, 526183, 977197, 1052366, 1954394, 2104732, 3683281, 3908788, 6840379, 7366562, 12703561, 13680758, 14733124, 25407122, 27361516, 47882653, 50814244, 88924927, 95765306, 177849854, 191530612, 355699708, 622474489, 1244948978, 2489897956]

約数ペア:

[(1, 2489897956), (2, 1244948978), (4, 622474489), (7, 355699708), (13, 191530612), (14, 177849854), (26, 95765306), (28, 88924927), (49, 50814244), (52, 47882653), (91, 27361516), (98, 25407122), (169, 14733124), (182, 13680758), (196, 12703561), (338, 7366562), (364, 6840379), (637, 3908788), (676, 3683281), (1183, 2104732), (1274, 1954394), (2366, 1052366), (2548, 977197), (4732, 526183), (8281, 300676), (16562, 150338), (33124, 75169)]