2159671585

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{321619}}^1$

素因数の和:321720

約数の個数: 16

約数和(自身を含む): 2778796800

約数和(自身を除く): 619125215

約数列:

[1, 5, 17, 79, 85, 395, 1343, 6715, 321619, 1608095, 5467523, 25407901, 27337615, 127039505, 431934317, 2159671585]

約数ペア:

[(1, 2159671585), (5, 431934317), (17, 127039505), (79, 27337615), (85, 25407901), (395, 5467523), (1343, 1608095), (6715, 321619)]