128874942

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{340939}}^1$

素因数の和:340957

約数の個数: 32

約数和(自身を含む): 327302400

約数和(自身を除く): 198427458

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 340939, 681878, 1022817, 2045634, 2386573, 3068451, 4773146, 6136902, 7159719, 9205353, 14319438, 18410706, 21479157, 42958314, 64437471, 128874942]

約数ペア:

[(1, 128874942), (2, 64437471), (3, 42958314), (6, 21479157), (7, 18410706), (9, 14319438), (14, 9205353), (18, 7159719), (21, 6136902), (27, 4773146), (42, 3068451), (54, 2386573), (63, 2045634), (126, 1022817), (189, 681878), (378, 340939)]