667964556

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{311}}^1\times {\mathrm{947}}^1$

素因数の和:1281

約数の個数: 120

約数和(自身を含む): 2004178176

約数和(自身を除く): 1336213620

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 81, 84, 108, 126, 162, 189, 252, 311, 324, 378, 567, 622, 756, 933, 947, 1134, 1244, 1866, 1894, 2177, 2268, 2799, 2841, 3732, 3788, 4354, 5598, 5682, 6531, 6629, 8397, 8523, 8708, 11196, 11364, 13062, 13258, 16794, 17046, 19593, 19887, 25191, 25569, 26124, 26516, 33588, 34092, 39186, 39774, 50382, 51138, 58779, 59661, 76707, 78372, 79548, 100764, 102276, 117558, 119322, 153414, 176337, 178983, 235116, 238644, 294517, 306828, 352674, 357966, 536949, 589034, 705348, 715932, 883551, 1073898, 1178068, 1767102, 2061619, 2147796, 2650653, 3534204, 4123238, 5301306, 6184857, 7951959, 8246476, 10602612, 12369714, 15903918, 18554571, 23855877, 24739428, 31807836, 37109142, 47711754, 55663713, 74218284, 95423508, 111327426, 166991139, 222654852, 333982278, 667964556]

約数ペア:

[(1, 667964556), (2, 333982278), (3, 222654852), (4, 166991139), (6, 111327426), (7, 95423508), (9, 74218284), (12, 55663713), (14, 47711754), (18, 37109142), (21, 31807836), (27, 24739428), (28, 23855877), (36, 18554571), (42, 15903918), (54, 12369714), (63, 10602612), (81, 8246476), (84, 7951959), (108, 6184857), (126, 5301306), (162, 4123238), (189, 3534204), (252, 2650653), (311, 2147796), (324, 2061619), (378, 1767102), (567, 1178068), (622, 1073898), (756, 883551), (933, 715932), (947, 705348), (1134, 589034), (1244, 536949), (1866, 357966), (1894, 352674), (2177, 306828), (2268, 294517), (2799, 238644), (2841, 235116), (3732, 178983), (3788, 176337), (4354, 153414), (5598, 119322), (5682, 117558), (6531, 102276), (6629, 100764), (8397, 79548), (8523, 78372), (8708, 76707), (11196, 59661), (11364, 58779), (13062, 51138), (13258, 50382), (16794, 39774), (17046, 39186), (19593, 34092), (19887, 33588), (25191, 26516), (25569, 26124)]