140956442

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^2$

素因数の和:227

約数の個数: 48

約数和(自身を含む): 247387392

約数和(自身を除く): 106430950

約数列:

[1, 2, 11, 22, 31, 41, 62, 71, 82, 142, 341, 451, 682, 781, 902, 1271, 1562, 2201, 2542, 2911, 4402, 5041, 5822, 10082, 13981, 24211, 27962, 32021, 48422, 55451, 64042, 90241, 110902, 156271, 180482, 206681, 312542, 413362, 992651, 1718981, 1985302, 2273491, 3437962, 4546982, 6407111, 12814222, 70478221, 140956442]

約数ペア:

[(1, 140956442), (2, 70478221), (11, 12814222), (22, 6407111), (31, 4546982), (41, 3437962), (62, 2273491), (71, 1985302), (82, 1718981), (142, 992651), (341, 413362), (451, 312542), (682, 206681), (781, 180482), (902, 156271), (1271, 110902), (1562, 90241), (2201, 64042), (2542, 55451), (2911, 48422), (4402, 32021), (5041, 27962), (5822, 24211), (10082, 13981)]