256515644

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^3\times {\mathrm{6883}}^1$

素因数の和:6927

約数の個数: 48

約数和(自身を含む): 564377856

約数和(自身を除く): 307862212

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 121, 154, 242, 308, 484, 847, 1331, 1694, 2662, 3388, 5324, 6883, 9317, 13766, 18634, 27532, 37268, 48181, 75713, 96362, 151426, 192724, 302852, 529991, 832843, 1059982, 1665686, 2119964, 3331372, 5829901, 9161273, 11659802, 18322546, 23319604, 36645092, 64128911, 128257822, 256515644]

約数ペア:

[(1, 256515644), (2, 128257822), (4, 64128911), (7, 36645092), (11, 23319604), (14, 18322546), (22, 11659802), (28, 9161273), (44, 5829901), (77, 3331372), (121, 2119964), (154, 1665686), (242, 1059982), (308, 832843), (484, 529991), (847, 302852), (1331, 192724), (1694, 151426), (2662, 96362), (3388, 75713), (5324, 48181), (6883, 37268), (9317, 27532), (13766, 18634)]