138392128

素因数分解:

$2^6\times 7^1\times {\mathrm{541}}^1\times {\mathrm{571}}^1$

素因数の和:1131

約数の個数: 56

約数和(自身を含む): 314984384

約数和(自身を除く): 176592256

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 224, 448, 541, 571, 1082, 1142, 2164, 2284, 3787, 3997, 4328, 4568, 7574, 7994, 8656, 9136, 15148, 15988, 17312, 18272, 30296, 31976, 34624, 36544, 60592, 63952, 121184, 127904, 242368, 255808, 308911, 617822, 1235644, 2162377, 2471288, 4324754, 4942576, 8649508, 9885152, 17299016, 19770304, 34598032, 69196064, 138392128]

約数ペア:

[(1, 138392128), (2, 69196064), (4, 34598032), (7, 19770304), (8, 17299016), (14, 9885152), (16, 8649508), (28, 4942576), (32, 4324754), (56, 2471288), (64, 2162377), (112, 1235644), (224, 617822), (448, 308911), (541, 255808), (571, 242368), (1082, 127904), (1142, 121184), (2164, 63952), (2284, 60592), (3787, 36544), (3997, 34624), (4328, 31976), (4568, 30296), (7574, 18272), (7994, 17312), (8656, 15988), (9136, 15148)]