7942473

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{157}}^1$

素因数の和:254

約数の個数: 48

約数和(自身を含む): 14591616

約数和(自身を除く): 6649143

約数列:

[1, 3, 7, 9, 11, 21, 33, 63, 73, 77, 99, 157, 219, 231, 471, 511, 657, 693, 803, 1099, 1413, 1533, 1727, 2409, 3297, 4599, 5181, 5621, 7227, 9891, 11461, 12089, 15543, 16863, 34383, 36267, 50589, 80227, 103149, 108801, 126071, 240681, 378213, 722043, 882497, 1134639, 2647491, 7942473]

約数ペア:

[(1, 7942473), (3, 2647491), (7, 1134639), (9, 882497), (11, 722043), (21, 378213), (33, 240681), (63, 126071), (73, 108801), (77, 103149), (99, 80227), (157, 50589), (219, 36267), (231, 34383), (471, 16863), (511, 15543), (657, 12089), (693, 11461), (803, 9891), (1099, 7227), (1413, 5621), (1533, 5181), (1727, 4599), (2409, 3297)]