81632474

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1213}}^1$

素因数の和:1275

約数の個数: 64

約数和(自身を含む): 167823360

約数和(自身を除く): 86190886

約数列:

[1, 2, 7, 11, 14, 19, 22, 23, 38, 46, 77, 133, 154, 161, 209, 253, 266, 322, 418, 437, 506, 874, 1213, 1463, 1771, 2426, 2926, 3059, 3542, 4807, 6118, 8491, 9614, 13343, 16982, 23047, 26686, 27899, 33649, 46094, 55798, 67298, 93401, 161329, 186802, 195293, 253517, 306889, 322658, 390586, 507034, 530081, 613778, 1060162, 1774619, 2148223, 3549238, 3710567, 4296446, 5830891, 7421134, 11661782, 40816237, 81632474]

約数ペア:

[(1, 81632474), (2, 40816237), (7, 11661782), (11, 7421134), (14, 5830891), (19, 4296446), (22, 3710567), (23, 3549238), (38, 2148223), (46, 1774619), (77, 1060162), (133, 613778), (154, 530081), (161, 507034), (209, 390586), (253, 322658), (266, 306889), (322, 253517), (418, 195293), (437, 186802), (506, 161329), (874, 93401), (1213, 67298), (1463, 55798), (1771, 46094), (2426, 33649), (2926, 27899), (3059, 26686), (3542, 23047), (4807, 16982), (6118, 13343), (8491, 9614)]