256568346

素因数分解:

$2^1\times 3^2\times {\mathrm{421}}^1\times {\mathrm{33857}}^1$

素因数の和:34286

約数の個数: 24

約数和(自身を含む): 557234964

約数和(自身を除く): 300666618

約数列:

[1, 2, 3, 6, 9, 18, 421, 842, 1263, 2526, 3789, 7578, 33857, 67714, 101571, 203142, 304713, 609426, 14253797, 28507594, 42761391, 85522782, 128284173, 256568346]

約数ペア:

[(1, 256568346), (2, 128284173), (3, 85522782), (6, 42761391), (9, 28507594), (18, 14253797), (421, 609426), (842, 304713), (1263, 203142), (2526, 101571), (3789, 67714), (7578, 33857)]