1247557971

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{60103}}^1$

素因数の和:60171

約数の個数: 32

約数和(自身を含む): 1973334528

約数和(自身を除く): 725776557

約数列:

[1, 3, 11, 17, 33, 37, 51, 111, 187, 407, 561, 629, 1221, 1887, 6919, 20757, 60103, 180309, 661133, 1021751, 1983399, 2223811, 3065253, 6671433, 11239261, 24461921, 33717783, 37804787, 73385763, 113414361, 415852657, 1247557971]

約数ペア:

[(1, 1247557971), (3, 415852657), (11, 113414361), (17, 73385763), (33, 37804787), (37, 33717783), (51, 24461921), (111, 11239261), (187, 6671433), (407, 3065253), (561, 2223811), (629, 1983399), (1221, 1021751), (1887, 661133), (6919, 180309), (20757, 60103)]