198107938

素因数分解:

$2^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{193}}^1\times {\mathrm{467}}^1$

素因数の和:826

約数の個数: 32

約数和(自身を含む): 344283264

約数和(自身を除く): 146175326

約数列:

[1, 2, 7, 14, 157, 193, 314, 386, 467, 934, 1099, 1351, 2198, 2702, 3269, 6538, 30301, 60602, 73319, 90131, 146638, 180262, 212107, 424214, 513233, 630917, 1026466, 1261834, 14150567, 28301134, 99053969, 198107938]

約数ペア:

[(1, 198107938), (2, 99053969), (7, 28301134), (14, 14150567), (157, 1261834), (193, 1026466), (314, 630917), (386, 513233), (467, 424214), (934, 212107), (1099, 180262), (1351, 146638), (2198, 90131), (2702, 73319), (3269, 60602), (6538, 30301)]