2013759517

素因数分解:

$7^4\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{4013}}^1$

素因数の和:4071

約数の個数: 40

約数和(自身を含む): 2698371360

約数和(自身を除く): 684611843

約数列:

[1, 7, 11, 19, 49, 77, 133, 209, 343, 539, 931, 1463, 2401, 3773, 4013, 6517, 10241, 26411, 28091, 44143, 45619, 71687, 76247, 196637, 309001, 501809, 533729, 838717, 1376459, 2163007, 3736103, 5871019, 9635213, 15141049, 26152721, 41097133, 105987343, 183069047, 287679931, 2013759517]

約数ペア:

[(1, 2013759517), (7, 287679931), (11, 183069047), (19, 105987343), (49, 41097133), (77, 26152721), (133, 15141049), (209, 9635213), (343, 5871019), (539, 3736103), (931, 2163007), (1463, 1376459), (2401, 838717), (3773, 533729), (4013, 501809), (6517, 309001), (10241, 196637), (26411, 76247), (28091, 71687), (44143, 45619)]