173620881

素因数分解:

$3^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{54037}}^1$

素因数の和:54070

約数の個数: 32

約数和(自身を含む): 311258880

約数和(自身を除く): 137637999

約数列:

[1, 3, 7, 9, 17, 21, 27, 51, 63, 119, 153, 189, 357, 459, 1071, 3213, 54037, 162111, 378259, 486333, 918629, 1134777, 1458999, 2755887, 3404331, 6430403, 8267661, 10212993, 19291209, 24802983, 57873627, 173620881]

約数ペア:

[(1, 173620881), (3, 57873627), (7, 24802983), (9, 19291209), (17, 10212993), (21, 8267661), (27, 6430403), (51, 3404331), (63, 2755887), (119, 1458999), (153, 1134777), (189, 918629), (357, 486333), (459, 378259), (1071, 162111), (3213, 54037)]