12543993

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{787}}^1$

素因数の和:834

約数の個数: 48

約数和(自身を含む): 23602176

約数和(自身を除く): 11058183

約数列:

[1, 3, 7, 9, 11, 21, 23, 33, 63, 69, 77, 99, 161, 207, 231, 253, 483, 693, 759, 787, 1449, 1771, 2277, 2361, 5313, 5509, 7083, 8657, 15939, 16527, 18101, 25971, 49581, 54303, 60599, 77913, 126707, 162909, 181797, 199111, 380121, 545391, 597333, 1140363, 1393777, 1791999, 4181331, 12543993]

約数ペア:

[(1, 12543993), (3, 4181331), (7, 1791999), (9, 1393777), (11, 1140363), (21, 597333), (23, 545391), (33, 380121), (63, 199111), (69, 181797), (77, 162909), (99, 126707), (161, 77913), (207, 60599), (231, 54303), (253, 49581), (483, 25971), (693, 18101), (759, 16527), (787, 15939), (1449, 8657), (1771, 7083), (2277, 5509), (2361, 5313)]