81996474

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{2801}}^1$

素因数の和:2871

約数の個数: 64

約数和(自身を含む): 203357952

約数和(自身を除く): 121361478

約数列:

[1, 2, 3, 6, 7, 14, 17, 21, 34, 41, 42, 51, 82, 102, 119, 123, 238, 246, 287, 357, 574, 697, 714, 861, 1394, 1722, 2091, 2801, 4182, 4879, 5602, 8403, 9758, 14637, 16806, 19607, 29274, 39214, 47617, 58821, 95234, 114841, 117642, 142851, 229682, 285702, 333319, 344523, 666638, 689046, 803887, 999957, 1607774, 1952297, 1999914, 2411661, 3904594, 4823322, 5856891, 11713782, 13666079, 27332158, 40998237, 81996474]

約数ペア:

[(1, 81996474), (2, 40998237), (3, 27332158), (6, 13666079), (7, 11713782), (14, 5856891), (17, 4823322), (21, 3904594), (34, 2411661), (41, 1999914), (42, 1952297), (51, 1607774), (82, 999957), (102, 803887), (119, 689046), (123, 666638), (238, 344523), (246, 333319), (287, 285702), (357, 229682), (574, 142851), (697, 117642), (714, 114841), (861, 95234), (1394, 58821), (1722, 47617), (2091, 39214), (2801, 29274), (4182, 19607), (4879, 16806), (5602, 14637), (8403, 9758)]