1330755561

素因数分解:

$3^4\times {\mathrm{59}}^1\times {\mathrm{278459}}^1$

素因数の和:278530

約数の個数: 20

約数和(自身を含む): 2021619600

約数和(自身を除く): 690864039

約数列:

[1, 3, 9, 27, 59, 81, 177, 531, 1593, 4779, 278459, 835377, 2506131, 7518393, 16429081, 22555179, 49287243, 147861729, 443585187, 1330755561]

約数ペア:

[(1, 1330755561), (3, 443585187), (9, 147861729), (27, 49287243), (59, 22555179), (81, 16429081), (177, 7518393), (531, 2506131), (1593, 835377), (4779, 278459)]