1458388

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1$

素因数の和:247

約数の個数: 24

約数和(自身を含む): 2673440

約数和(自身を除く): 1215052

約数列:

[1, 2, 4, 43, 61, 86, 122, 139, 172, 244, 278, 556, 2623, 5246, 5977, 8479, 10492, 11954, 16958, 23908, 33916, 364597, 729194, 1458388]

約数ペア:

[(1, 1458388), (2, 729194), (4, 364597), (43, 33916), (61, 23908), (86, 16958), (122, 11954), (139, 10492), (172, 8479), (244, 5977), (278, 5246), (556, 2623)]