11513271

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{197}}^1$

素因数の和:252

約数の個数: 48

約数和(自身を含む): 20224512

約数和(自身を除く): 8711241

約数列:

[1, 3, 7, 11, 21, 23, 33, 69, 77, 121, 161, 197, 231, 253, 363, 483, 591, 759, 847, 1379, 1771, 2167, 2541, 2783, 4137, 4531, 5313, 6501, 8349, 13593, 15169, 19481, 23837, 31717, 45507, 49841, 58443, 71511, 95151, 149523, 166859, 348887, 500577, 548251, 1046661, 1644753, 3837757, 11513271]

約数ペア:

[(1, 11513271), (3, 3837757), (7, 1644753), (11, 1046661), (21, 548251), (23, 500577), (33, 348887), (69, 166859), (77, 149523), (121, 95151), (161, 71511), (197, 58443), (231, 49841), (253, 45507), (363, 31717), (483, 23837), (591, 19481), (759, 15169), (847, 13593), (1379, 8349), (1771, 6501), (2167, 5313), (2541, 4531), (2783, 4137)]