28193928

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{257}}^1\times {\mathrm{653}}^1$

素因数の和:926

約数の個数: 64

約数和(自身を含む): 80991360

約数和(自身を除く): 52797432

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 257, 514, 653, 771, 1028, 1306, 1542, 1799, 1959, 2056, 2612, 3084, 3598, 3918, 4571, 5224, 5397, 6168, 7196, 7836, 9142, 10794, 13713, 14392, 15672, 18284, 21588, 27426, 36568, 43176, 54852, 109704, 167821, 335642, 503463, 671284, 1006926, 1174747, 1342568, 2013852, 2349494, 3524241, 4027704, 4698988, 7048482, 9397976, 14096964, 28193928]

約数ペア:

[(1, 28193928), (2, 14096964), (3, 9397976), (4, 7048482), (6, 4698988), (7, 4027704), (8, 3524241), (12, 2349494), (14, 2013852), (21, 1342568), (24, 1174747), (28, 1006926), (42, 671284), (56, 503463), (84, 335642), (168, 167821), (257, 109704), (514, 54852), (653, 43176), (771, 36568), (1028, 27426), (1306, 21588), (1542, 18284), (1799, 15672), (1959, 14392), (2056, 13713), (2612, 10794), (3084, 9142), (3598, 7836), (3918, 7196), (4571, 6168), (5224, 5397)]