28167854

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{661}}^1$

素因数の和:836

約数の個数: 32

約数和(自身を含む): 50047200

約数和(自身を除く): 21879346

約数列:

[1, 2, 11, 13, 22, 26, 143, 149, 286, 298, 661, 1322, 1639, 1937, 3278, 3874, 7271, 8593, 14542, 17186, 21307, 42614, 94523, 98489, 189046, 196978, 1083379, 1280357, 2166758, 2560714, 14083927, 28167854]

約数ペア:

[(1, 28167854), (2, 14083927), (11, 2560714), (13, 2166758), (22, 1280357), (26, 1083379), (143, 196978), (149, 189046), (286, 98489), (298, 94523), (661, 42614), (1322, 21307), (1639, 17186), (1937, 14542), (3278, 8593), (3874, 7271)]