61125489

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{163}}^1$

素因数の和:251

約数の個数: 64

約数和(自身を含む): 103910400

約数和(自身を除く): 42784911

約数列:

[1, 3, 9, 17, 19, 27, 43, 51, 57, 129, 153, 163, 171, 323, 387, 459, 489, 513, 731, 817, 969, 1161, 1467, 2193, 2451, 2771, 2907, 3097, 4401, 6579, 7009, 7353, 8313, 8721, 9291, 13889, 19737, 21027, 22059, 24939, 27873, 41667, 52649, 63081, 74817, 83619, 119153, 125001, 133171, 157947, 189243, 357459, 375003, 399513, 473841, 1072377, 1198539, 1421523, 2263907, 3217131, 3595617, 6791721, 20375163, 61125489]

約数ペア:

[(1, 61125489), (3, 20375163), (9, 6791721), (17, 3595617), (19, 3217131), (27, 2263907), (43, 1421523), (51, 1198539), (57, 1072377), (129, 473841), (153, 399513), (163, 375003), (171, 357459), (323, 189243), (387, 157947), (459, 133171), (489, 125001), (513, 119153), (731, 83619), (817, 74817), (969, 63081), (1161, 52649), (1467, 41667), (2193, 27873), (2451, 24939), (2771, 22059), (2907, 21027), (3097, 19737), (4401, 13889), (6579, 9291), (7009, 8721), (7353, 8313)]