26720513385

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{8081}}^1\times {\mathrm{12967}}^1$

素因数の和:21073

約数の個数: 32

約数和(自身を含む): 45276786432

約数和(自身を除く): 18556273047

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 8081, 12967, 24243, 38901, 40405, 64835, 121215, 137377, 194505, 220439, 412131, 661317, 686885, 1102195, 2060655, 3306585, 104786327, 314358981, 523931635, 1571794905, 1781367559, 5344102677, 8906837795, 26720513385]

約数ペア:

[(1, 26720513385), (3, 8906837795), (5, 5344102677), (15, 1781367559), (17, 1571794905), (51, 523931635), (85, 314358981), (255, 104786327), (8081, 3306585), (12967, 2060655), (24243, 1102195), (38901, 686885), (40405, 661317), (64835, 412131), (121215, 220439), (137377, 194505)]