1261891929

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{173}}^1\times {\mathrm{1607}}^1$

素因数の和:1889

約数の個数: 32

約数和(自身を含む): 1813052160

約数和(自身を除く): 551160231

約数列:

[1, 3, 17, 51, 89, 173, 267, 519, 1513, 1607, 2941, 4539, 4821, 8823, 15397, 27319, 46191, 81957, 143023, 261749, 278011, 429069, 785247, 834033, 2431391, 4726187, 7294173, 14178561, 24742979, 74228937, 420630643, 1261891929]

約数ペア:

[(1, 1261891929), (3, 420630643), (17, 74228937), (51, 24742979), (89, 14178561), (173, 7294173), (267, 4726187), (519, 2431391), (1513, 834033), (1607, 785247), (2941, 429069), (4539, 278011), (4821, 261749), (8823, 143023), (15397, 81957), (27319, 46191)]