26731185

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^2\times {\mathrm{163}}^1$

素因数の和:242

約数の個数: 48

約数和(自身を含む): 47995584

約数和(自身を除く): 21264399

約数列:

[1, 3, 5, 13, 15, 29, 39, 65, 87, 145, 163, 195, 377, 435, 489, 815, 841, 1131, 1885, 2119, 2445, 2523, 4205, 4727, 5655, 6357, 10595, 10933, 12615, 14181, 23635, 31785, 32799, 54665, 61451, 70905, 137083, 163995, 184353, 307255, 411249, 685415, 921765, 1782079, 2056245, 5346237, 8910395, 26731185]

約数ペア:

[(1, 26731185), (3, 8910395), (5, 5346237), (13, 2056245), (15, 1782079), (29, 921765), (39, 685415), (65, 411249), (87, 307255), (145, 184353), (163, 163995), (195, 137083), (377, 70905), (435, 61451), (489, 54665), (815, 32799), (841, 31785), (1131, 23635), (1885, 14181), (2119, 12615), (2445, 10933), (2523, 10595), (4205, 6357), (4727, 5655)]