25940385

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{127}}^1$

素因数の和:247

約数の個数: 64

約数和(自身を含む): 49766400

約数和(自身を除く): 23826015

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 85, 89, 127, 135, 153, 255, 267, 381, 445, 459, 635, 765, 801, 1143, 1335, 1513, 1905, 2159, 2295, 2403, 3429, 4005, 4539, 5715, 6477, 7565, 10795, 11303, 12015, 13617, 17145, 19431, 22695, 32385, 33909, 40851, 56515, 58293, 68085, 97155, 101727, 169545, 192151, 204255, 291465, 305181, 508635, 576453, 960755, 1525905, 1729359, 2882265, 5188077, 8646795, 25940385]

約数ペア:

[(1, 25940385), (3, 8646795), (5, 5188077), (9, 2882265), (15, 1729359), (17, 1525905), (27, 960755), (45, 576453), (51, 508635), (85, 305181), (89, 291465), (127, 204255), (135, 192151), (153, 169545), (255, 101727), (267, 97155), (381, 68085), (445, 58293), (459, 56515), (635, 40851), (765, 33909), (801, 32385), (1143, 22695), (1335, 19431), (1513, 17145), (1905, 13617), (2159, 12015), (2295, 11303), (2403, 10795), (3429, 7565), (4005, 6477), (4539, 5715)]