289076354

素因数分解:

$2^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{148549}}^1$

素因数の和:148697

約数の個数: 16

約数和(自身を含む): 499128000

約数和(自身を除く): 210051646

約数列:

[1, 2, 7, 14, 139, 278, 973, 1946, 148549, 297098, 1039843, 2079686, 20648311, 41296622, 144538177, 289076354]

約数ペア:

[(1, 289076354), (2, 144538177), (7, 41296622), (14, 20648311), (139, 2079686), (278, 1039843), (973, 297098), (1946, 148549)]