16804557

素因数分解:

$3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{137}}^1$

素因数の和:223

約数の個数: 64

約数和(自身を含む): 31795200

約数和(自身を除く): 14990643

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 59, 63, 77, 99, 137, 177, 189, 231, 297, 411, 413, 531, 649, 693, 959, 1233, 1239, 1507, 1593, 1947, 2079, 2877, 3699, 3717, 4521, 4543, 5841, 8083, 8631, 10549, 11151, 13563, 13629, 17523, 24249, 25893, 31647, 40689, 40887, 56581, 72747, 88913, 94941, 122661, 169743, 218241, 266739, 284823, 509229, 622391, 800217, 1527687, 1867173, 2400651, 5601519, 16804557]

約数ペア:

[(1, 16804557), (3, 5601519), (7, 2400651), (9, 1867173), (11, 1527687), (21, 800217), (27, 622391), (33, 509229), (59, 284823), (63, 266739), (77, 218241), (99, 169743), (137, 122661), (177, 94941), (189, 88913), (231, 72747), (297, 56581), (411, 40887), (413, 40689), (531, 31647), (649, 25893), (693, 24249), (959, 17523), (1233, 13629), (1239, 13563), (1507, 11151), (1593, 10549), (1947, 8631), (2079, 8083), (2877, 5841), (3699, 4543), (3717, 4521)]