28909776

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{619}}^1$

素因数の和:776

約数の個数: 80

約数和(自身を含む): 86105600

約数和(自身を除く): 57195824

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 139, 168, 278, 336, 417, 556, 619, 834, 973, 1112, 1238, 1668, 1857, 1946, 2224, 2476, 2919, 3336, 3714, 3892, 4333, 4952, 5838, 6672, 7428, 7784, 8666, 9904, 11676, 12999, 14856, 15568, 17332, 23352, 25998, 29712, 34664, 46704, 51996, 69328, 86041, 103992, 172082, 207984, 258123, 344164, 516246, 602287, 688328, 1032492, 1204574, 1376656, 1806861, 2064984, 2409148, 3613722, 4129968, 4818296, 7227444, 9636592, 14454888, 28909776]

約数ペア:

[(1, 28909776), (2, 14454888), (3, 9636592), (4, 7227444), (6, 4818296), (7, 4129968), (8, 3613722), (12, 2409148), (14, 2064984), (16, 1806861), (21, 1376656), (24, 1204574), (28, 1032492), (42, 688328), (48, 602287), (56, 516246), (84, 344164), (112, 258123), (139, 207984), (168, 172082), (278, 103992), (336, 86041), (417, 69328), (556, 51996), (619, 46704), (834, 34664), (973, 29712), (1112, 25998), (1238, 23352), (1668, 17332), (1857, 15568), (1946, 14856), (2224, 12999), (2476, 11676), (2919, 9904), (3336, 8666), (3714, 7784), (3892, 7428), (4333, 6672), (4952, 5838)]