51431409

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{1259}}^1$

素因数の和:1374

約数の個数: 32

約数和(自身を含む): 81648000

約数和(自身を除く): 30216591

約数列:

[1, 3, 9, 17, 27, 51, 89, 153, 267, 459, 801, 1259, 1513, 2403, 3777, 4539, 11331, 13617, 21403, 33993, 40851, 64209, 112051, 192627, 336153, 577881, 1008459, 1904867, 3025377, 5714601, 17143803, 51431409]

約数ペア:

[(1, 51431409), (3, 17143803), (9, 5714601), (17, 3025377), (27, 1904867), (51, 1008459), (89, 577881), (153, 336153), (267, 192627), (459, 112051), (801, 64209), (1259, 40851), (1513, 33993), (2403, 21403), (3777, 13617), (4539, 11331)]