139450185

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{442699}}^1$

素因数の和:442717

約数の個数: 24

約数和(自身を含む): 276244800

約数和(自身を除く): 136794615

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 442699, 1328097, 2213495, 3098893, 3984291, 6640485, 9296679, 15494465, 19921455, 27890037, 46483395, 139450185]

約数ペア:

[(1, 139450185), (3, 46483395), (5, 27890037), (7, 19921455), (9, 15494465), (15, 9296679), (21, 6640485), (35, 3984291), (45, 3098893), (63, 2213495), (105, 1328097), (315, 442699)]