218565518479

素因数分解:

$7^1\times {\mathrm{11}}^4\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{1049}}^1$

素因数の和:1226

約数の個数: 80

約数和(自身を含む): 292209120000

約数和(自身を除く): 73643601521

約数列:

[1, 7, 11, 19, 77, 107, 121, 133, 209, 749, 847, 1049, 1177, 1331, 1463, 2033, 2299, 7343, 8239, 9317, 11539, 12947, 14231, 14641, 16093, 19931, 22363, 25289, 80773, 90629, 102487, 112243, 126929, 139517, 142417, 156541, 177023, 219241, 245993, 278179, 785701, 888503, 996919, 1234673, 1396219, 1534687, 1566587, 1721951, 1947253, 2132617, 2411651, 2705923, 8642711, 9773533, 10966109, 13581403, 14928319, 15358409, 16881557, 18941461, 23458787, 26528161, 29765153, 95069821, 107508863, 149395433, 164211509, 185697127, 208356071, 258046657, 291809771, 1045768031, 1643349763, 1806326599, 2042668397, 2838513227, 11503448341, 19869592589, 31223645497, 218565518479]

約数ペア:

[(1, 218565518479), (7, 31223645497), (11, 19869592589), (19, 11503448341), (77, 2838513227), (107, 2042668397), (121, 1806326599), (133, 1643349763), (209, 1045768031), (749, 291809771), (847, 258046657), (1049, 208356071), (1177, 185697127), (1331, 164211509), (1463, 149395433), (2033, 107508863), (2299, 95069821), (7343, 29765153), (8239, 26528161), (9317, 23458787), (11539, 18941461), (12947, 16881557), (14231, 15358409), (14641, 14928319), (16093, 13581403), (19931, 10966109), (22363, 9773533), (25289, 8642711), (80773, 2705923), (90629, 2411651), (102487, 2132617), (112243, 1947253), (126929, 1721951), (139517, 1566587), (142417, 1534687), (156541, 1396219), (177023, 1234673), (219241, 996919), (245993, 888503), (278179, 785701)]