204447999

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{17669}}^1$

素因数の和:17727

約数の個数: 32

約数和(自身を含む): 339264000

約数和(自身を除く): 134816001

約数列:

[1, 3, 7, 19, 21, 29, 57, 87, 133, 203, 399, 551, 609, 1653, 3857, 11571, 17669, 53007, 123683, 335711, 371049, 512401, 1007133, 1537203, 2349977, 3586807, 7049931, 9735619, 10760421, 29206857, 68149333, 204447999]

約数ペア:

[(1, 204447999), (3, 68149333), (7, 29206857), (19, 10760421), (21, 9735619), (29, 7049931), (57, 3586807), (87, 2349977), (133, 1537203), (203, 1007133), (399, 512401), (551, 371049), (609, 335711), (1653, 123683), (3857, 53007), (11571, 17669)]