212380623

素因数分解:

$3^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{28813}}^1$

素因数の和:28845

約数の個数: 40

約数和(自身を含む): 390487328

約数和(自身を除く): 178106705

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 63, 81, 91, 117, 189, 273, 351, 567, 819, 1053, 2457, 7371, 28813, 86439, 201691, 259317, 374569, 605073, 777951, 1123707, 1815219, 2333853, 2621983, 3371121, 5445657, 7865949, 10113363, 16336971, 23597847, 30340089, 70793541, 212380623]

約数ペア:

[(1, 212380623), (3, 70793541), (7, 30340089), (9, 23597847), (13, 16336971), (21, 10113363), (27, 7865949), (39, 5445657), (63, 3371121), (81, 2621983), (91, 2333853), (117, 1815219), (189, 1123707), (273, 777951), (351, 605073), (567, 374569), (819, 259317), (1053, 201691), (2457, 86439), (7371, 28813)]