12905739

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{1693}}^1$

素因数の和:1728

約数の個数: 36

約数和(自身を含む): 23431408

約数和(自身を除く): 10525669

約数列:

[1, 3, 7, 9, 11, 21, 33, 63, 77, 99, 121, 231, 363, 693, 847, 1089, 1693, 2541, 5079, 7623, 11851, 15237, 18623, 35553, 55869, 106659, 130361, 167607, 204853, 391083, 614559, 1173249, 1433971, 1843677, 4301913, 12905739]

約数ペア:

[(1, 12905739), (3, 4301913), (7, 1843677), (9, 1433971), (11, 1173249), (21, 614559), (33, 391083), (63, 204853), (77, 167607), (99, 130361), (121, 106659), (231, 55869), (363, 35553), (693, 18623), (847, 15237), (1089, 11851), (1693, 7623), (2541, 5079)]