256760906

素因数分解:

$2^1\times {\mathrm{47}}^2\times {\mathrm{89}}^1\times {\mathrm{653}}^1$

素因数の和:838

約数の個数: 24

約数和(自身を含む): 398541060

約数和(自身を除く): 141780154

約数列:

[1, 2, 47, 89, 94, 178, 653, 1306, 2209, 4183, 4418, 8366, 30691, 58117, 61382, 116234, 196601, 393202, 1442477, 2731499, 2884954, 5462998, 128380453, 256760906]

約数ペア:

[(1, 256760906), (2, 128380453), (47, 5462998), (89, 2884954), (94, 2731499), (178, 1442477), (653, 393202), (1306, 196601), (2209, 116234), (4183, 61382), (4418, 58117), (8366, 30691)]