291211116

素因数分解:

$2^2\times 3^1\times 7^3\times {\mathrm{139}}^1\times {\mathrm{509}}^1$

素因数の和:676

約数の個数: 96

約数和(自身を含む): 799680000

約数和(自身を除く): 508468884

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 139, 147, 196, 278, 294, 343, 417, 509, 556, 588, 686, 834, 973, 1018, 1029, 1372, 1527, 1668, 1946, 2036, 2058, 2919, 3054, 3563, 3892, 4116, 5838, 6108, 6811, 7126, 10689, 11676, 13622, 14252, 20433, 21378, 24941, 27244, 40866, 42756, 47677, 49882, 70751, 74823, 81732, 95354, 99764, 141502, 143031, 149646, 174587, 190708, 212253, 283004, 286062, 299292, 349174, 424506, 495257, 523761, 572124, 698348, 849012, 990514, 1047522, 1485771, 1981028, 2095044, 2971542, 3466799, 5943084, 6933598, 10400397, 13867196, 20800794, 24267593, 41601588, 48535186, 72802779, 97070372, 145605558, 291211116]

約数ペア:

[(1, 291211116), (2, 145605558), (3, 97070372), (4, 72802779), (6, 48535186), (7, 41601588), (12, 24267593), (14, 20800794), (21, 13867196), (28, 10400397), (42, 6933598), (49, 5943084), (84, 3466799), (98, 2971542), (139, 2095044), (147, 1981028), (196, 1485771), (278, 1047522), (294, 990514), (343, 849012), (417, 698348), (509, 572124), (556, 523761), (588, 495257), (686, 424506), (834, 349174), (973, 299292), (1018, 286062), (1029, 283004), (1372, 212253), (1527, 190708), (1668, 174587), (1946, 149646), (2036, 143031), (2058, 141502), (2919, 99764), (3054, 95354), (3563, 81732), (3892, 74823), (4116, 70751), (5838, 49882), (6108, 47677), (6811, 42756), (7126, 40866), (10689, 27244), (11676, 24941), (13622, 21378), (14252, 20433)]