31938214

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1$

素因数の和:241

約数の個数: 64

約数和(自身を含む): 63700992

約数和(自身を除く): 31762778

約数列:

[1, 2, 7, 11, 14, 22, 23, 46, 71, 77, 127, 142, 154, 161, 253, 254, 322, 497, 506, 781, 889, 994, 1397, 1562, 1633, 1771, 1778, 2794, 2921, 3266, 3542, 5467, 5842, 9017, 9779, 10934, 11431, 17963, 18034, 19558, 20447, 22862, 32131, 35926, 40894, 63119, 64262, 99187, 125741, 126238, 198374, 207391, 224917, 251482, 414782, 449834, 694309, 1388618, 1451737, 2281301, 2903474, 4562602, 15969107, 31938214]

約数ペア:

[(1, 31938214), (2, 15969107), (7, 4562602), (11, 2903474), (14, 2281301), (22, 1451737), (23, 1388618), (46, 694309), (71, 449834), (77, 414782), (127, 251482), (142, 224917), (154, 207391), (161, 198374), (253, 126238), (254, 125741), (322, 99187), (497, 64262), (506, 63119), (781, 40894), (889, 35926), (994, 32131), (1397, 22862), (1562, 20447), (1633, 19558), (1771, 18034), (1778, 17963), (2794, 11431), (2921, 10934), (3266, 9779), (3542, 9017), (5467, 5842)]