81982872

素因数分解:

$2^3\times 3^2\times {\mathrm{19}}^1\times {\mathrm{59929}}^1$

素因数の和:59960

約数の個数: 48

約数和(自身を含む): 233727000

約数和(自身を除く): 151744128

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 36, 38, 57, 72, 76, 114, 152, 171, 228, 342, 456, 684, 1368, 59929, 119858, 179787, 239716, 359574, 479432, 539361, 719148, 1078722, 1138651, 1438296, 2157444, 2277302, 3415953, 4314888, 4554604, 6831906, 9109208, 10247859, 13663812, 20495718, 27327624, 40991436, 81982872]

約数ペア:

[(1, 81982872), (2, 40991436), (3, 27327624), (4, 20495718), (6, 13663812), (8, 10247859), (9, 9109208), (12, 6831906), (18, 4554604), (19, 4314888), (24, 3415953), (36, 2277302), (38, 2157444), (57, 1438296), (72, 1138651), (76, 1078722), (114, 719148), (152, 539361), (171, 479432), (228, 359574), (342, 239716), (456, 179787), (684, 119858), (1368, 59929)]