345376

素因数分解:

$2^5\times {\mathrm{43}}^1\times {\mathrm{251}}^1$

素因数の和:304

約数の個数: 24

約数和(自身を含む): 698544

約数和(自身を除く): 353168

約数列:

[1, 2, 4, 8, 16, 32, 43, 86, 172, 251, 344, 502, 688, 1004, 1376, 2008, 4016, 8032, 10793, 21586, 43172, 86344, 172688, 345376]

約数ペア:

[(1, 345376), (2, 172688), (4, 86344), (8, 43172), (16, 21586), (32, 10793), (43, 8032), (86, 4016), (172, 2008), (251, 1376), (344, 1004), (502, 688)]