86171312

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{251}}^1\times {\mathrm{499}}^1$

素因数の和:801

約数の個数: 40

約数和(自身を含む): 171864000

約数和(自身を除く): 85692688

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 251, 344, 499, 502, 688, 998, 1004, 1996, 2008, 3992, 4016, 7984, 10793, 21457, 21586, 42914, 43172, 85828, 86344, 125249, 171656, 172688, 250498, 343312, 500996, 1001992, 2003984, 5385707, 10771414, 21542828, 43085656, 86171312]

約数ペア:

[(1, 86171312), (2, 43085656), (4, 21542828), (8, 10771414), (16, 5385707), (43, 2003984), (86, 1001992), (172, 500996), (251, 343312), (344, 250498), (499, 172688), (502, 171656), (688, 125249), (998, 86344), (1004, 85828), (1996, 43172), (2008, 42914), (3992, 21586), (4016, 21457), (7984, 10793)]