38943216

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{293}}^1$

素因数の和:391

約数の個数: 120

約数和(自身を含む): 119429856

約数和(自身を除く): 80486640

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 36, 39, 48, 52, 71, 72, 78, 104, 117, 142, 144, 156, 208, 213, 234, 284, 293, 312, 426, 468, 568, 586, 624, 639, 852, 879, 923, 936, 1136, 1172, 1278, 1704, 1758, 1846, 1872, 2344, 2556, 2637, 2769, 3408, 3516, 3692, 3809, 4688, 5112, 5274, 5538, 7032, 7384, 7618, 8307, 10224, 10548, 11076, 11427, 14064, 14768, 15236, 16614, 20803, 21096, 22152, 22854, 30472, 33228, 34281, 41606, 42192, 44304, 45708, 60944, 62409, 66456, 68562, 83212, 91416, 124818, 132912, 137124, 166424, 182832, 187227, 249636, 270439, 274248, 332848, 374454, 499272, 540878, 548496, 748908, 811317, 998544, 1081756, 1497816, 1622634, 2163512, 2433951, 2995632, 3245268, 4327024, 4867902, 6490536, 9735804, 12981072, 19471608, 38943216]

約数ペア:

[(1, 38943216), (2, 19471608), (3, 12981072), (4, 9735804), (6, 6490536), (8, 4867902), (9, 4327024), (12, 3245268), (13, 2995632), (16, 2433951), (18, 2163512), (24, 1622634), (26, 1497816), (36, 1081756), (39, 998544), (48, 811317), (52, 748908), (71, 548496), (72, 540878), (78, 499272), (104, 374454), (117, 332848), (142, 274248), (144, 270439), (156, 249636), (208, 187227), (213, 182832), (234, 166424), (284, 137124), (293, 132912), (312, 124818), (426, 91416), (468, 83212), (568, 68562), (586, 66456), (624, 62409), (639, 60944), (852, 45708), (879, 44304), (923, 42192), (936, 41606), (1136, 34281), (1172, 33228), (1278, 30472), (1704, 22854), (1758, 22152), (1846, 21096), (1872, 20803), (2344, 16614), (2556, 15236), (2637, 14768), (2769, 14064), (3408, 11427), (3516, 11076), (3692, 10548), (3809, 10224), (4688, 8307), (5112, 7618), (5274, 7384), (5538, 7032)]