17145728

素因数分解:

$2^7\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1$

素因数の和:223

約数の個数: 64

約数和(自身を含む): 36720000

約数和(自身を除く): 19574272

約数列:

[1, 2, 4, 8, 16, 29, 31, 32, 58, 62, 64, 116, 124, 128, 149, 232, 248, 298, 464, 496, 596, 899, 928, 992, 1192, 1798, 1856, 1984, 2384, 3596, 3712, 3968, 4321, 4619, 4768, 7192, 8642, 9238, 9536, 14384, 17284, 18476, 19072, 28768, 34568, 36952, 57536, 69136, 73904, 115072, 133951, 138272, 147808, 267902, 276544, 295616, 535804, 553088, 591232, 1071608, 2143216, 4286432, 8572864, 17145728]

約数ペア:

[(1, 17145728), (2, 8572864), (4, 4286432), (8, 2143216), (16, 1071608), (29, 591232), (31, 553088), (32, 535804), (58, 295616), (62, 276544), (64, 267902), (116, 147808), (124, 138272), (128, 133951), (149, 115072), (232, 73904), (248, 69136), (298, 57536), (464, 36952), (496, 34568), (596, 28768), (899, 19072), (928, 18476), (992, 17284), (1192, 14384), (1798, 9536), (1856, 9238), (1984, 8642), (2384, 7192), (3596, 4768), (3712, 4619), (3968, 4321)]