1637942319

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{307}}^1\times {\mathrm{1471}}^1$

素因数の和:1828

約数の個数: 48

約数和(自身を含む): 2640461824

約数和(自身を除く): 1002519505

約数列:

[1, 3, 9, 13, 31, 39, 93, 117, 279, 307, 403, 921, 1209, 1471, 2763, 3627, 3991, 4413, 9517, 11973, 13239, 19123, 28551, 35919, 45601, 57369, 85653, 123721, 136803, 172107, 371163, 410409, 451597, 592813, 1113489, 1354791, 1778439, 4064373, 5335317, 5870761, 13999507, 17612283, 41998521, 52836849, 125995563, 181993591, 545980773, 1637942319]

約数ペア:

[(1, 1637942319), (3, 545980773), (9, 181993591), (13, 125995563), (31, 52836849), (39, 41998521), (93, 17612283), (117, 13999507), (279, 5870761), (307, 5335317), (403, 4064373), (921, 1778439), (1209, 1354791), (1471, 1113489), (2763, 592813), (3627, 451597), (3991, 410409), (4413, 371163), (9517, 172107), (11973, 136803), (13239, 123721), (19123, 85653), (28551, 57369), (35919, 45601)]