208496721

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{51749}}^1$

素因数の和:51848

約数の個数: 16

約数和(自身を含む): 298080000

約数和(自身を除く): 89583279

約数列:

[1, 3, 17, 51, 79, 237, 1343, 4029, 51749, 155247, 879733, 2639199, 4088171, 12264513, 69498907, 208496721]

約数ペア:

[(1, 208496721), (3, 69498907), (17, 12264513), (51, 4088171), (79, 2639199), (237, 879733), (1343, 155247), (4029, 51749)]