79870196

素因数分解:

$2^2\times 7^2\times {\mathrm{407501}}^1$

素因数の和:407519

約数の個数: 18

約数和(自身を含む): 162593298

約数和(自身を除く): 82723102

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 407501, 815002, 1630004, 2852507, 5705014, 11410028, 19967549, 39935098, 79870196]

約数ペア:

[(1, 79870196), (2, 39935098), (4, 19967549), (7, 11410028), (14, 5705014), (28, 2852507), (49, 1630004), (98, 815002), (196, 407501)]