287232399

素因数分解:

$3^4\times {\mathrm{659}}^1\times {\mathrm{5381}}^1$

素因数の和:6052

約数の個数: 20

約数和(自身を含む): 429806520

約数和(自身を除く): 142574121

約数列:

[1, 3, 9, 27, 81, 659, 1977, 5381, 5931, 16143, 17793, 48429, 53379, 145287, 435861, 3546079, 10638237, 31914711, 95744133, 287232399]

約数ペア:

[(1, 287232399), (3, 95744133), (9, 31914711), (27, 10638237), (81, 3546079), (659, 435861), (1977, 145287), (5381, 53379), (5931, 48429), (16143, 17793)]