28351336

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{109}}^1$

素因数の和:230

約数の個数: 64

約数和(自身を含む): 60152400

約数和(自身を除く): 31801064

約数列:

[1, 2, 4, 8, 13, 26, 41, 52, 61, 82, 104, 109, 122, 164, 218, 244, 328, 436, 488, 533, 793, 872, 1066, 1417, 1586, 2132, 2501, 2834, 3172, 4264, 4469, 5002, 5668, 6344, 6649, 8938, 10004, 11336, 13298, 17876, 20008, 26596, 32513, 35752, 53192, 58097, 65026, 86437, 116194, 130052, 172874, 232388, 260104, 272609, 345748, 464776, 545218, 691496, 1090436, 2180872, 3543917, 7087834, 14175668, 28351336]

約数ペア:

[(1, 28351336), (2, 14175668), (4, 7087834), (8, 3543917), (13, 2180872), (26, 1090436), (41, 691496), (52, 545218), (61, 464776), (82, 345748), (104, 272609), (109, 260104), (122, 232388), (164, 172874), (218, 130052), (244, 116194), (328, 86437), (436, 65026), (488, 58097), (533, 53192), (793, 35752), (872, 32513), (1066, 26596), (1417, 20008), (1586, 17876), (2132, 13298), (2501, 11336), (2834, 10004), (3172, 8938), (4264, 6649), (4469, 6344), (5002, 5668)]