247061661

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{34501}}^1$

素因数の和:34553

約数の個数: 32

約数和(自身を含む): 423960576

約数和(自身を除く): 176898915

約数列:

[1, 3, 7, 11, 21, 31, 33, 77, 93, 217, 231, 341, 651, 1023, 2387, 7161, 34501, 103503, 241507, 379511, 724521, 1069531, 1138533, 2656577, 3208593, 7486717, 7969731, 11764841, 22460151, 35294523, 82353887, 247061661]

約数ペア:

[(1, 247061661), (3, 82353887), (7, 35294523), (11, 22460151), (21, 11764841), (31, 7969731), (33, 7486717), (77, 3208593), (93, 2656577), (217, 1138533), (231, 1069531), (341, 724521), (651, 379511), (1023, 241507), (2387, 103503), (7161, 34501)]