149843519

素因数分解:

$7^2\times {\mathrm{19}}^2\times {\mathrm{43}}^1\times {\mathrm{197}}^1$

素因数の和:292

約数の個数: 36

約数和(自身を含む): 189198504

約数和(自身を除く): 39354985

約数列:

[1, 7, 19, 43, 49, 133, 197, 301, 361, 817, 931, 1379, 2107, 2527, 3743, 5719, 8471, 9653, 15523, 17689, 26201, 40033, 59297, 71117, 108661, 160949, 183407, 415079, 497819, 760627, 1126643, 3058031, 3484733, 7886501, 21406217, 149843519]

約数ペア:

[(1, 149843519), (7, 21406217), (19, 7886501), (43, 3484733), (49, 3058031), (133, 1126643), (197, 760627), (301, 497819), (361, 415079), (817, 183407), (931, 160949), (1379, 108661), (2107, 71117), (2527, 59297), (3743, 40033), (5719, 26201), (8471, 17689), (9653, 15523)]