149771944

素因数分解:

$2^3\times 7^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1\times {\mathrm{271}}^1$

素因数の和:494

約数の個数: 64

約数和(自身を含む): 329011200

約数和(自身を除く): 179239256

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 71, 139, 142, 271, 278, 284, 497, 542, 556, 568, 973, 994, 1084, 1112, 1897, 1946, 1988, 2168, 3794, 3892, 3976, 7588, 7784, 9869, 15176, 19241, 19738, 37669, 38482, 39476, 69083, 75338, 76964, 78952, 134687, 138166, 150676, 153928, 263683, 269374, 276332, 301352, 527366, 538748, 552664, 1054732, 1077496, 2109464, 2674499, 5348998, 10697996, 18721493, 21395992, 37442986, 74885972, 149771944]

約数ペア:

[(1, 149771944), (2, 74885972), (4, 37442986), (7, 21395992), (8, 18721493), (14, 10697996), (28, 5348998), (56, 2674499), (71, 2109464), (139, 1077496), (142, 1054732), (271, 552664), (278, 538748), (284, 527366), (497, 301352), (542, 276332), (556, 269374), (568, 263683), (973, 153928), (994, 150676), (1084, 138166), (1112, 134687), (1897, 78952), (1946, 76964), (1988, 75338), (2168, 69083), (3794, 39476), (3892, 38482), (3976, 37669), (7588, 19738), (7784, 19241), (9869, 15176)]