18323613

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{193}}^1$

素因数の和:354

約数の個数: 48

約数和(自身を含む): 33411456

約数和(自身を除く): 15087843

約数列:

[1, 3, 7, 9, 11, 21, 33, 63, 77, 99, 137, 193, 231, 411, 579, 693, 959, 1233, 1351, 1507, 1737, 2123, 2877, 4053, 4521, 6369, 8631, 10549, 12159, 13563, 14861, 19107, 26441, 31647, 44583, 79323, 94941, 133749, 185087, 237969, 290851, 555261, 872553, 1665783, 2035957, 2617659, 6107871, 18323613]

約数ペア:

[(1, 18323613), (3, 6107871), (7, 2617659), (9, 2035957), (11, 1665783), (21, 872553), (33, 555261), (63, 290851), (77, 237969), (99, 185087), (137, 133749), (193, 94941), (231, 79323), (411, 44583), (579, 31647), (693, 26441), (959, 19107), (1233, 14861), (1351, 13563), (1507, 12159), (1737, 10549), (2123, 8631), (2877, 6369), (4053, 4521)]