140686091

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{49871}}^1$

素因数の和:49922

約数の個数: 16

約数和(自身を含む): 178741248

約数和(自身を除く): 38055157

約数列:

[1, 7, 13, 31, 91, 217, 403, 2821, 49871, 349097, 648323, 1546001, 4538261, 10822007, 20098013, 140686091]

約数ペア:

[(1, 140686091), (7, 20098013), (13, 10822007), (31, 4538261), (91, 1546001), (217, 648323), (403, 349097), (2821, 49871)]