291245976

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{71}}^1\times {\mathrm{2713}}^1$

素因数の和:2806

約数の個数: 128

約数和(自身を含む): 937958400

約数和(自身を除く): 646712424

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 54, 56, 63, 71, 72, 84, 108, 126, 142, 168, 189, 213, 216, 252, 284, 378, 426, 497, 504, 568, 639, 756, 852, 994, 1278, 1491, 1512, 1704, 1917, 1988, 2556, 2713, 2982, 3834, 3976, 4473, 5112, 5426, 5964, 7668, 8139, 8946, 10852, 11928, 13419, 15336, 16278, 17892, 18991, 21704, 24417, 26838, 32556, 35784, 37982, 48834, 53676, 56973, 65112, 73251, 75964, 97668, 107352, 113946, 146502, 151928, 170919, 192623, 195336, 227892, 293004, 341838, 385246, 455784, 512757, 577869, 586008, 683676, 770492, 1025514, 1155738, 1348361, 1367352, 1540984, 1733607, 2051028, 2311476, 2696722, 3467214, 4045083, 4102056, 4622952, 5200821, 5393444, 6934428, 8090166, 10401642, 10786888, 12135249, 13868856, 16180332, 20803284, 24270498, 32360664, 36405747, 41606568, 48540996, 72811494, 97081992, 145622988, 291245976]

約数ペア:

[(1, 291245976), (2, 145622988), (3, 97081992), (4, 72811494), (6, 48540996), (7, 41606568), (8, 36405747), (9, 32360664), (12, 24270498), (14, 20803284), (18, 16180332), (21, 13868856), (24, 12135249), (27, 10786888), (28, 10401642), (36, 8090166), (42, 6934428), (54, 5393444), (56, 5200821), (63, 4622952), (71, 4102056), (72, 4045083), (84, 3467214), (108, 2696722), (126, 2311476), (142, 2051028), (168, 1733607), (189, 1540984), (213, 1367352), (216, 1348361), (252, 1155738), (284, 1025514), (378, 770492), (426, 683676), (497, 586008), (504, 577869), (568, 512757), (639, 455784), (756, 385246), (852, 341838), (994, 293004), (1278, 227892), (1491, 195336), (1512, 192623), (1704, 170919), (1917, 151928), (1988, 146502), (2556, 113946), (2713, 107352), (2982, 97668), (3834, 75964), (3976, 73251), (4473, 65112), (5112, 56973), (5426, 53676), (5964, 48834), (7668, 37982), (8139, 35784), (8946, 32556), (10852, 26838), (11928, 24417), (13419, 21704), (15336, 18991), (16278, 17892)]