388584

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{257}}^1$

素因数の和:279

約数の個数: 64

約数和(自身を含む): 1238400

約数和(自身を除く): 849816

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 54, 56, 63, 72, 84, 108, 126, 168, 189, 216, 252, 257, 378, 504, 514, 756, 771, 1028, 1512, 1542, 1799, 2056, 2313, 3084, 3598, 4626, 5397, 6168, 6939, 7196, 9252, 10794, 13878, 14392, 16191, 18504, 21588, 27756, 32382, 43176, 48573, 55512, 64764, 97146, 129528, 194292, 388584]

約数ペア:

[(1, 388584), (2, 194292), (3, 129528), (4, 97146), (6, 64764), (7, 55512), (8, 48573), (9, 43176), (12, 32382), (14, 27756), (18, 21588), (21, 18504), (24, 16191), (27, 14392), (28, 13878), (36, 10794), (42, 9252), (54, 7196), (56, 6939), (63, 6168), (72, 5397), (84, 4626), (108, 3598), (126, 3084), (168, 2313), (189, 2056), (216, 1799), (252, 1542), (257, 1512), (378, 1028), (504, 771), (514, 756)]