2559753

素因数分解:

$3^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{991}}^1$

素因数の和:1045

約数の個数: 24

約数和(自身を含む): 4333056

約数和(自身を除く): 1773303

約数列:

[1, 3, 7, 9, 21, 41, 63, 123, 287, 369, 861, 991, 2583, 2973, 6937, 8919, 20811, 40631, 62433, 121893, 284417, 365679, 853251, 2559753]

約数ペア:

[(1, 2559753), (3, 853251), (7, 365679), (9, 284417), (21, 121893), (41, 62433), (63, 40631), (123, 20811), (287, 8919), (369, 6937), (861, 2973), (991, 2583)]