81072558

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{5407}}^1$

素因数の和:5446

約数の個数: 72

約数和(自身を含む): 216395712

約数和(自身を除く): 135323154

約数列:

[1, 2, 3, 6, 7, 9, 14, 17, 18, 21, 34, 42, 49, 51, 63, 98, 102, 119, 126, 147, 153, 238, 294, 306, 357, 441, 714, 833, 882, 1071, 1666, 2142, 2499, 4998, 5407, 7497, 10814, 14994, 16221, 32442, 37849, 48663, 75698, 91919, 97326, 113547, 183838, 227094, 264943, 275757, 340641, 529886, 551514, 643433, 681282, 794829, 827271, 1286866, 1589658, 1654542, 1930299, 2384487, 3860598, 4504031, 4768974, 5790897, 9008062, 11581794, 13512093, 27024186, 40536279, 81072558]

約数ペア:

[(1, 81072558), (2, 40536279), (3, 27024186), (6, 13512093), (7, 11581794), (9, 9008062), (14, 5790897), (17, 4768974), (18, 4504031), (21, 3860598), (34, 2384487), (42, 1930299), (49, 1654542), (51, 1589658), (63, 1286866), (98, 827271), (102, 794829), (119, 681282), (126, 643433), (147, 551514), (153, 529886), (238, 340641), (294, 275757), (306, 264943), (357, 227094), (441, 183838), (714, 113547), (833, 97326), (882, 91919), (1071, 75698), (1666, 48663), (2142, 37849), (2499, 32442), (4998, 16221), (5407, 14994), (7497, 10814)]