137985239

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{491}}^1\times {\mathrm{2113}}^1$

素因数の和:2630

約数の個数: 16

約数和(自身を含む): 166414080

約数和(自身を除く): 28428841

約数列:

[1, 7, 19, 133, 491, 2113, 3437, 9329, 14791, 40147, 65303, 281029, 1037483, 7262381, 19712177, 137985239]

約数ペア:

[(1, 137985239), (7, 19712177), (19, 7262381), (133, 1037483), (491, 281029), (2113, 65303), (3437, 40147), (9329, 14791)]