201928293

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^2\times {\mathrm{73}}^1\times {\mathrm{83}}^1$

素因数の和:215

約数の個数: 72

約数和(自身を含む): 357494592

約数和(自身を除く): 155566299

約数列:

[1, 3, 7, 9, 21, 23, 63, 69, 73, 83, 161, 207, 219, 249, 483, 511, 529, 581, 657, 747, 1449, 1533, 1587, 1679, 1743, 1909, 3703, 4599, 4761, 5037, 5229, 5727, 6059, 11109, 11753, 13363, 15111, 17181, 18177, 33327, 35259, 38617, 40089, 42413, 43907, 54531, 105777, 115851, 120267, 127239, 131721, 139357, 270319, 307349, 347553, 381717, 395163, 418071, 810957, 922047, 975499, 1254213, 2432871, 2766141, 2926497, 3205211, 8779491, 9615633, 22436477, 28846899, 67309431, 201928293]

約数ペア:

[(1, 201928293), (3, 67309431), (7, 28846899), (9, 22436477), (21, 9615633), (23, 8779491), (63, 3205211), (69, 2926497), (73, 2766141), (83, 2432871), (161, 1254213), (207, 975499), (219, 922047), (249, 810957), (483, 418071), (511, 395163), (529, 381717), (581, 347553), (657, 307349), (747, 270319), (1449, 139357), (1533, 131721), (1587, 127239), (1679, 120267), (1743, 115851), (1909, 105777), (3703, 54531), (4599, 43907), (4761, 42413), (5037, 40089), (5229, 38617), (5727, 35259), (6059, 33327), (11109, 18177), (11753, 17181), (13363, 15111)]