161709268

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{186301}}^1$

素因数の和:186343

約数の個数: 24

約数和(自身を含む): 333853184

約数和(自身を除く): 172143916

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 434, 868, 186301, 372602, 745204, 1304107, 2608214, 5216428, 5775331, 11550662, 23101324, 40427317, 80854634, 161709268]

約数ペア:

[(1, 161709268), (2, 80854634), (4, 40427317), (7, 23101324), (14, 11550662), (28, 5775331), (31, 5216428), (62, 2608214), (124, 1304107), (217, 745204), (434, 372602), (868, 186301)]