211097619

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{72617}}^1$

素因数の和:72659

約数の個数: 24

約数和(自身を含む): 339852240

約数和(自身を除く): 128754621

約数列:

[1, 3, 9, 17, 19, 51, 57, 153, 171, 323, 969, 2907, 72617, 217851, 653553, 1234489, 1379723, 3703467, 4139169, 11110401, 12417507, 23455291, 70365873, 211097619]

約数ペア:

[(1, 211097619), (3, 70365873), (9, 23455291), (17, 12417507), (19, 11110401), (51, 4139169), (57, 3703467), (153, 1379723), (171, 1234489), (323, 653553), (969, 217851), (2907, 72617)]