1649201841

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^2\times {\mathrm{1831}}^1$

素因数の和:1919

約数の個数: 72

約数和(自身を含む): 2987097984

約数和(自身を除く): 1337896143

約数列:

[1, 3, 7, 9, 17, 21, 29, 51, 63, 87, 119, 153, 203, 261, 357, 493, 609, 841, 1071, 1479, 1827, 1831, 2523, 3451, 4437, 5493, 5887, 7569, 10353, 12817, 14297, 16479, 17661, 31059, 31127, 38451, 42891, 52983, 53099, 93381, 100079, 115353, 128673, 159297, 217889, 280143, 300237, 371693, 477891, 653667, 900711, 902683, 1115079, 1539871, 1961001, 2708049, 3345237, 4619613, 6318781, 8124147, 10779097, 13858839, 18956343, 26177807, 32337291, 56869029, 78533421, 97011873, 183244649, 235600263, 549733947, 1649201841]

約数ペア:

[(1, 1649201841), (3, 549733947), (7, 235600263), (9, 183244649), (17, 97011873), (21, 78533421), (29, 56869029), (51, 32337291), (63, 26177807), (87, 18956343), (119, 13858839), (153, 10779097), (203, 8124147), (261, 6318781), (357, 4619613), (493, 3345237), (609, 2708049), (841, 1961001), (1071, 1539871), (1479, 1115079), (1827, 902683), (1831, 900711), (2523, 653667), (3451, 477891), (4437, 371693), (5493, 300237), (5887, 280143), (7569, 217889), (10353, 159297), (12817, 128673), (14297, 115353), (16479, 100079), (17661, 93381), (31059, 53099), (31127, 52983), (38451, 42891)]