138480902

素因数分解:

$2^1\times 7^1\times {\mathrm{239}}^1\times {\mathrm{41387}}^1$

素因数の和:41635

約数の個数: 16

約数和(自身を含む): 238394880

約数和(自身を除く): 99913978

約数列:

[1, 2, 7, 14, 239, 478, 1673, 3346, 41387, 82774, 289709, 579418, 9891493, 19782986, 69240451, 138480902]

約数ペア:

[(1, 138480902), (2, 69240451), (7, 19782986), (14, 9891493), (239, 579418), (478, 289709), (1673, 82774), (3346, 41387)]