25717311

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{1303}}^1$

素因数の和:1372

約数の個数: 32

約数和(自身を含む): 41310720

約数和(自身を除く): 15593409

約数列:

[1, 3, 9, 17, 27, 43, 51, 129, 153, 387, 459, 731, 1161, 1303, 2193, 3909, 6579, 11727, 19737, 22151, 35181, 56029, 66453, 168087, 199359, 504261, 598077, 952493, 1512783, 2857479, 8572437, 25717311]

約数ペア:

[(1, 25717311), (3, 8572437), (9, 2857479), (17, 1512783), (27, 952493), (43, 598077), (51, 504261), (129, 199359), (153, 168087), (387, 66453), (459, 56029), (731, 35181), (1161, 22151), (1303, 19737), (2193, 11727), (3909, 6579)]