77197255

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{21121}}^1$

素因数の和:21186

約数の個数: 16

約数和(自身を含む): 100371744

約数和(自身を除く): 23174489

約数列:

[1, 5, 17, 43, 85, 215, 731, 3655, 21121, 105605, 359057, 908203, 1795285, 4541015, 15439451, 77197255]

約数ペア:

[(1, 77197255), (5, 15439451), (17, 4541015), (43, 1795285), (85, 908203), (215, 359057), (731, 105605), (3655, 21121)]