72105551

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31891}}^1$

素因数の和:31934

約数の個数: 16

約数和(自身を含む): 91848960

約数和(自身を除く): 19743409

約数列:

[1, 7, 17, 19, 119, 133, 323, 2261, 31891, 223237, 542147, 605929, 3795029, 4241503, 10300793, 72105551]

約数ペア:

[(1, 72105551), (7, 10300793), (17, 4241503), (19, 3795029), (119, 605929), (133, 542147), (323, 223237), (2261, 31891)]