81262278

素因数分解:

$2^1\times 3^4\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1553}}^1$

素因数の和:1603

約数の個数: 80

約数和(自身を含む): 203076720

約数和(自身を除く): 121814442

約数列:

[1, 2, 3, 6, 9, 17, 18, 19, 27, 34, 38, 51, 54, 57, 81, 102, 114, 153, 162, 171, 306, 323, 342, 459, 513, 646, 918, 969, 1026, 1377, 1539, 1553, 1938, 2754, 2907, 3078, 3106, 4659, 5814, 8721, 9318, 13977, 17442, 26163, 26401, 27954, 29507, 41931, 52326, 52802, 59014, 79203, 83862, 88521, 125793, 158406, 177042, 237609, 251586, 265563, 475218, 501619, 531126, 712827, 796689, 1003238, 1425654, 1504857, 1593378, 2138481, 2390067, 3009714, 4276962, 4514571, 4780134, 9029142, 13543713, 27087426, 40631139, 81262278]

約数ペア:

[(1, 81262278), (2, 40631139), (3, 27087426), (6, 13543713), (9, 9029142), (17, 4780134), (18, 4514571), (19, 4276962), (27, 3009714), (34, 2390067), (38, 2138481), (51, 1593378), (54, 1504857), (57, 1425654), (81, 1003238), (102, 796689), (114, 712827), (153, 531126), (162, 501619), (171, 475218), (306, 265563), (323, 251586), (342, 237609), (459, 177042), (513, 158406), (646, 125793), (918, 88521), (969, 83862), (1026, 79203), (1377, 59014), (1539, 52802), (1553, 52326), (1938, 41931), (2754, 29507), (2907, 27954), (3078, 26401), (3106, 26163), (4659, 17442), (5814, 13977), (8721, 9318)]