8981847

素因数分解:

$3^4\times 7^2\times {\mathrm{31}}^1\times {\mathrm{73}}^1$

素因数の和:130

約数の個数: 60

約数和(自身を含む): 16332096

約数和(自身を除く): 7350249

約数列:

[1, 3, 7, 9, 21, 27, 31, 49, 63, 73, 81, 93, 147, 189, 217, 219, 279, 441, 511, 567, 651, 657, 837, 1323, 1519, 1533, 1953, 1971, 2263, 2511, 3577, 3969, 4557, 4599, 5859, 5913, 6789, 10731, 13671, 13797, 15841, 17577, 20367, 32193, 41013, 41391, 47523, 61101, 96579, 110887, 123039, 142569, 183303, 289737, 332661, 427707, 997983, 1283121, 2993949, 8981847]

約数ペア:

[(1, 8981847), (3, 2993949), (7, 1283121), (9, 997983), (21, 427707), (27, 332661), (31, 289737), (49, 183303), (63, 142569), (73, 123039), (81, 110887), (93, 96579), (147, 61101), (189, 47523), (217, 41391), (219, 41013), (279, 32193), (441, 20367), (511, 17577), (567, 15841), (651, 13797), (657, 13671), (837, 10731), (1323, 6789), (1519, 5913), (1533, 5859), (1953, 4599), (1971, 4557), (2263, 3969), (2511, 3577)]