178097241

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{9497}}^1$

素因数の和:9573

約数の個数: 32

約数和(自身を含む): 291778560

約数和(自身を除く): 113681319

約数列:

[1, 3, 7, 19, 21, 47, 57, 133, 141, 329, 399, 893, 987, 2679, 6251, 9497, 18753, 28491, 66479, 180443, 199437, 446359, 541329, 1263101, 1339077, 3124513, 3789303, 8480821, 9373539, 25442463, 59365747, 178097241]

約数ペア:

[(1, 178097241), (3, 59365747), (7, 25442463), (19, 9373539), (21, 8480821), (47, 3789303), (57, 3124513), (133, 1339077), (141, 1263101), (329, 541329), (399, 446359), (893, 199437), (987, 180443), (2679, 66479), (6251, 28491), (9497, 18753)]