87391538

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{157}}^1\times {\mathrm{271}}^1$

素因数の和:522

約数の個数: 32

約数和(自身を含む): 144399360

約数和(自身を除く): 57007822

約数列:

[1, 2, 13, 26, 79, 157, 158, 271, 314, 542, 1027, 2041, 2054, 3523, 4082, 7046, 12403, 21409, 24806, 42547, 42818, 85094, 161239, 278317, 322478, 553111, 556634, 1106222, 3361213, 6722426, 43695769, 87391538]

約数ペア:

[(1, 87391538), (2, 43695769), (13, 6722426), (26, 3361213), (79, 1106222), (157, 556634), (158, 553111), (271, 322478), (314, 278317), (542, 161239), (1027, 85094), (2041, 42818), (2054, 42547), (3523, 24806), (4082, 21409), (7046, 12403)]