25718229

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{983}}^1$

素因数の和:1031

約数の個数: 40

約数和(自身を含む): 42863040

約数和(自身を除く): 17144811

約数列:

[1, 3, 9, 17, 19, 27, 51, 57, 81, 153, 171, 323, 459, 513, 969, 983, 1377, 1539, 2907, 2949, 8721, 8847, 16711, 18677, 26163, 26541, 50133, 56031, 79623, 150399, 168093, 317509, 451197, 504279, 952527, 1353591, 1512837, 2857581, 8572743, 25718229]

約数ペア:

[(1, 25718229), (3, 8572743), (9, 2857581), (17, 1512837), (19, 1353591), (27, 952527), (51, 504279), (57, 451197), (81, 317509), (153, 168093), (171, 150399), (323, 79623), (459, 56031), (513, 50133), (969, 26541), (983, 26163), (1377, 18677), (1539, 16711), (2907, 8847), (2949, 8721)]