51225238

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{643}}^1\times {\mathrm{653}}^1$

素因数の和:1359

約数の個数: 16

約数和(自身を含む): 78338736

約数和(自身を除く): 27113498

約数列:

[1, 2, 61, 122, 643, 653, 1286, 1306, 39223, 39833, 78446, 79666, 419879, 839758, 25612619, 51225238]

約数ペア:

[(1, 51225238), (2, 25612619), (61, 839758), (122, 419879), (643, 79666), (653, 78446), (1286, 39833), (1306, 39223)]