260810523

素因数分解:

$3^4\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{727}}^1$

素因数の和:885

約数の個数: 40

約数和(自身を含む): 403090688

約数和(自身を除く): 142280165

約数列:

[1, 3, 9, 27, 43, 81, 103, 129, 309, 387, 727, 927, 1161, 2181, 2781, 3483, 4429, 6543, 8343, 13287, 19629, 31261, 39861, 58887, 74881, 93783, 119583, 224643, 281349, 358749, 673929, 844047, 2021787, 2532141, 3219883, 6065361, 9659649, 28978947, 86936841, 260810523]

約数ペア:

[(1, 260810523), (3, 86936841), (9, 28978947), (27, 9659649), (43, 6065361), (81, 3219883), (103, 2532141), (129, 2021787), (309, 844047), (387, 673929), (727, 358749), (927, 281349), (1161, 224643), (2181, 119583), (2781, 93783), (3483, 74881), (4429, 58887), (6543, 39861), (8343, 31261), (13287, 19629)]