87243208

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{173}}^1\times {\mathrm{373}}^1$

素因数の和:578

約数の個数: 48

約数和(自身を含む): 178633620

約数和(自身を除く): 91390412

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 169, 173, 338, 346, 373, 676, 692, 746, 1352, 1384, 1492, 2249, 2984, 4498, 4849, 8996, 9698, 17992, 19396, 29237, 38792, 58474, 63037, 64529, 116948, 126074, 129058, 233896, 252148, 258116, 504296, 516232, 838877, 1677754, 3355508, 6711016, 10905401, 21810802, 43621604, 87243208]

約数ペア:

[(1, 87243208), (2, 43621604), (4, 21810802), (8, 10905401), (13, 6711016), (26, 3355508), (52, 1677754), (104, 838877), (169, 516232), (173, 504296), (338, 258116), (346, 252148), (373, 233896), (676, 129058), (692, 126074), (746, 116948), (1352, 64529), (1384, 63037), (1492, 58474), (2249, 38792), (2984, 29237), (4498, 19396), (4849, 17992), (8996, 9698)]