289206828

素因数分解:

$2^2\times 3^3\times {\mathrm{19}}^1\times {\mathrm{140939}}^1$

素因数の和:140971

約数の個数: 48

約数和(自身を含む): 789264000

約数和(自身を除く): 500057172

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 27, 36, 38, 54, 57, 76, 108, 114, 171, 228, 342, 513, 684, 1026, 2052, 140939, 281878, 422817, 563756, 845634, 1268451, 1691268, 2536902, 2677841, 3805353, 5073804, 5355682, 7610706, 8033523, 10711364, 15221412, 16067046, 24100569, 32134092, 48201138, 72301707, 96402276, 144603414, 289206828]

約数ペア:

[(1, 289206828), (2, 144603414), (3, 96402276), (4, 72301707), (6, 48201138), (9, 32134092), (12, 24100569), (18, 16067046), (19, 15221412), (27, 10711364), (36, 8033523), (38, 7610706), (54, 5355682), (57, 5073804), (76, 3805353), (108, 2677841), (114, 2536902), (171, 1691268), (228, 1268451), (342, 845634), (513, 563756), (684, 422817), (1026, 281878), (2052, 140939)]