257472654

素因数分解:

$2^1\times 3^1\times {\mathrm{421}}^1\times {\mathrm{101929}}^1$

素因数の和:102355

約数の個数: 16

約数和(自身を含む): 516173520

約数和(自身を除く): 258700866

約数列:

[1, 2, 3, 6, 421, 842, 1263, 2526, 101929, 203858, 305787, 611574, 42912109, 85824218, 128736327, 257472654]

約数ペア:

[(1, 257472654), (2, 128736327), (3, 85824218), (6, 42912109), (421, 611574), (842, 305787), (1263, 203858), (2526, 101929)]