9787239

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{487}}^1$

素因数の和:540

約数の個数: 48

約数和(自身を含む): 18270720

約数和(自身を除く): 8483481

約数列:

[1, 3, 7, 9, 11, 21, 29, 33, 63, 77, 87, 99, 203, 231, 261, 319, 487, 609, 693, 957, 1461, 1827, 2233, 2871, 3409, 4383, 5357, 6699, 10227, 14123, 16071, 20097, 30681, 37499, 42369, 48213, 98861, 112497, 127107, 155353, 296583, 337491, 466059, 889749, 1087471, 1398177, 3262413, 9787239]

約数ペア:

[(1, 9787239), (3, 3262413), (7, 1398177), (9, 1087471), (11, 889749), (21, 466059), (29, 337491), (33, 296583), (63, 155353), (77, 127107), (87, 112497), (99, 98861), (203, 48213), (231, 42369), (261, 37499), (319, 30681), (487, 20097), (609, 16071), (693, 14123), (957, 10227), (1461, 6699), (1827, 5357), (2233, 4383), (2871, 3409)]