1263409642

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{23}}^2\times {\mathrm{71}}^1\times {\mathrm{139}}^1$

素因数の和:280

約数の個数: 72

約数和(自身を含む): 2224121760

約数和(自身を除く): 960712118

約数列:

[1, 2, 11, 22, 23, 46, 71, 121, 139, 142, 242, 253, 278, 506, 529, 781, 1058, 1529, 1562, 1633, 2783, 3058, 3197, 3266, 5566, 5819, 6394, 8591, 9869, 11638, 16819, 17182, 17963, 19738, 33638, 35167, 35926, 37559, 64009, 70334, 73531, 75118, 108559, 128018, 147062, 197593, 217118, 226987, 386837, 395186, 413149, 453974, 773674, 808841, 826298, 1194149, 1617682, 2388298, 2496857, 4544639, 4993714, 5220701, 8897251, 9089278, 10441402, 17794502, 27465427, 54930854, 57427711, 114855422, 631704821, 1263409642]

約数ペア:

[(1, 1263409642), (2, 631704821), (11, 114855422), (22, 57427711), (23, 54930854), (46, 27465427), (71, 17794502), (121, 10441402), (139, 9089278), (142, 8897251), (242, 5220701), (253, 4993714), (278, 4544639), (506, 2496857), (529, 2388298), (781, 1617682), (1058, 1194149), (1529, 826298), (1562, 808841), (1633, 773674), (2783, 453974), (3058, 413149), (3197, 395186), (3266, 386837), (5566, 226987), (5819, 217118), (6394, 197593), (8591, 147062), (9869, 128018), (11638, 108559), (16819, 75118), (17182, 73531), (17963, 70334), (19738, 64009), (33638, 37559), (35167, 35926)]