865794321

素因数分解:

$3^2\times 7^1\times {\mathrm{101}}^1\times {\mathrm{136067}}^1$

素因数の和:136181

約数の個数: 24

約数和(自身を含む): 1443409344

約数和(自身を除く): 577615023

約数列:

[1, 3, 7, 9, 21, 63, 101, 303, 707, 909, 2121, 6363, 136067, 408201, 952469, 1224603, 2857407, 8572221, 13742767, 41228301, 96199369, 123684903, 288598107, 865794321]

約数ペア:

[(1, 865794321), (3, 288598107), (7, 123684903), (9, 96199369), (21, 41228301), (63, 13742767), (101, 8572221), (303, 2857407), (707, 1224603), (909, 952469), (2121, 408201), (6363, 136067)]