2886884

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1$

素因数の和:145

約数の個数: 72

約数和(自身を含む): 6971328

約数和(自身を除く): 4084444

約数列:

[1, 2, 4, 7, 11, 13, 14, 22, 26, 28, 44, 49, 52, 77, 91, 98, 103, 143, 154, 182, 196, 206, 286, 308, 364, 412, 539, 572, 637, 721, 1001, 1078, 1133, 1274, 1339, 1442, 2002, 2156, 2266, 2548, 2678, 2884, 4004, 4532, 5047, 5356, 7007, 7931, 9373, 10094, 14014, 14729, 15862, 18746, 20188, 28028, 29458, 31724, 37492, 55517, 58916, 65611, 103103, 111034, 131222, 206206, 222068, 262444, 412412, 721721, 1443442, 2886884]

約数ペア:

[(1, 2886884), (2, 1443442), (4, 721721), (7, 412412), (11, 262444), (13, 222068), (14, 206206), (22, 131222), (26, 111034), (28, 103103), (44, 65611), (49, 58916), (52, 55517), (77, 37492), (91, 31724), (98, 29458), (103, 28028), (143, 20188), (154, 18746), (182, 15862), (196, 14729), (206, 14014), (286, 10094), (308, 9373), (364, 7931), (412, 7007), (539, 5356), (572, 5047), (637, 4532), (721, 4004), (1001, 2884), (1078, 2678), (1133, 2548), (1274, 2266), (1339, 2156), (1442, 2002)]