251888

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1$

素因数の和:201

約数の個数: 40

約数和(自身を含む): 604128

約数和(自身を除く): 352240

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 173, 182, 208, 346, 364, 692, 728, 1211, 1384, 1456, 2249, 2422, 2768, 4498, 4844, 8996, 9688, 15743, 17992, 19376, 31486, 35984, 62972, 125944, 251888]

約数ペア:

[(1, 251888), (2, 125944), (4, 62972), (7, 35984), (8, 31486), (13, 19376), (14, 17992), (16, 15743), (26, 9688), (28, 8996), (52, 4844), (56, 4498), (91, 2768), (104, 2422), (112, 2249), (173, 1456), (182, 1384), (208, 1211), (346, 728), (364, 692)]