12161121

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{1051}}^1$

素因数の和:1109

約数の個数: 32

約数和(自身を含む): 20198400

約数和(自身を除く): 8037279

約数列:

[1, 3, 7, 19, 21, 29, 57, 87, 133, 203, 399, 551, 609, 1051, 1653, 3153, 3857, 7357, 11571, 19969, 22071, 30479, 59907, 91437, 139783, 213353, 419349, 579101, 640059, 1737303, 4053707, 12161121]

約数ペア:

[(1, 12161121), (3, 4053707), (7, 1737303), (19, 640059), (21, 579101), (29, 419349), (57, 213353), (87, 139783), (133, 91437), (203, 59907), (399, 30479), (551, 22071), (609, 19969), (1051, 11571), (1653, 7357), (3153, 3857)]