123309837

素因数分解:

$3^3\times 7^1\times {\mathrm{41}}^1\times {\mathrm{15913}}^1$

素因数の和:15970

約数の個数: 32

約数和(自身を含む): 213884160

約数和(自身を除く): 90574323

約数列:

[1, 3, 7, 9, 21, 27, 41, 63, 123, 189, 287, 369, 861, 1107, 2583, 7749, 15913, 47739, 111391, 143217, 334173, 429651, 652433, 1002519, 1957299, 3007557, 4567031, 5871897, 13701093, 17615691, 41103279, 123309837]

約数ペア:

[(1, 123309837), (3, 41103279), (7, 17615691), (9, 13701093), (21, 5871897), (27, 4567031), (41, 3007557), (63, 1957299), (123, 1002519), (189, 652433), (287, 429651), (369, 334173), (861, 143217), (1107, 111391), (2583, 47739), (7749, 15913)]