131690041

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{83}}^1\times {\mathrm{199}}^1$

素因数の和:373

約数の個数: 32

約数和(自身を含む): 164505600

約数和(自身を除く): 32815559

約数列:

[1, 7, 17, 67, 83, 119, 199, 469, 581, 1139, 1393, 1411, 3383, 5561, 7973, 9877, 13333, 16517, 23681, 38927, 93331, 94537, 115619, 226661, 280789, 661759, 1106639, 1586627, 1965523, 7746473, 18812863, 131690041]

約数ペア:

[(1, 131690041), (7, 18812863), (17, 7746473), (67, 1965523), (83, 1586627), (119, 1106639), (199, 661759), (469, 280789), (581, 226661), (1139, 115619), (1393, 94537), (1411, 93331), (3383, 38927), (5561, 23681), (7973, 16517), (9877, 13333)]