209531992318

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{41}}^1\times {\mathrm{149}}^1\times {\mathrm{141731}}^1$

素因数の和:141945

約数の個数: 48

約数和(自身を含む): 356271728400

約数和(自身を除く): 146739736082

約数列:

[1, 2, 11, 22, 41, 82, 121, 149, 242, 298, 451, 902, 1639, 3278, 4961, 6109, 9922, 12218, 18029, 36058, 67199, 134398, 141731, 283462, 739189, 1478378, 1559041, 3118082, 5810971, 11621942, 17149451, 21117919, 34298902, 42235838, 63920681, 127841362, 232297109, 464594218, 703127491, 865834679, 1406254982, 1731669358, 2555268199, 5110536398, 9524181469, 19048362938, 104765996159, 209531992318]

約数ペア:

[(1, 209531992318), (2, 104765996159), (11, 19048362938), (22, 9524181469), (41, 5110536398), (82, 2555268199), (121, 1731669358), (149, 1406254982), (242, 865834679), (298, 703127491), (451, 464594218), (902, 232297109), (1639, 127841362), (3278, 63920681), (4961, 42235838), (6109, 34298902), (9922, 21117919), (12218, 17149451), (18029, 11621942), (36058, 5810971), (67199, 3118082), (134398, 1559041), (141731, 1478378), (283462, 739189)]