208671447

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{1483}}^1$

素因数の和:1623

約数の個数: 32

約数和(自身を含む): 307722240

約数和(自身を除く): 99050793

約数列:

[1, 3, 17, 31, 51, 89, 93, 267, 527, 1483, 1513, 1581, 2759, 4449, 4539, 8277, 25211, 45973, 46903, 75633, 131987, 137919, 140709, 395961, 781541, 2243779, 2344623, 4091597, 6731337, 12274791, 69557149, 208671447]

約数ペア:

[(1, 208671447), (3, 69557149), (17, 12274791), (31, 6731337), (51, 4091597), (89, 2344623), (93, 2243779), (267, 781541), (527, 395961), (1483, 140709), (1513, 137919), (1581, 131987), (2759, 75633), (4449, 46903), (4539, 45973), (8277, 25211)]