155903504

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{137239}}^1$

素因数の和:137318

約数の個数: 20

約数和(自身を含む): 306319680

約数和(自身を除く): 150416176

約数列:

[1, 2, 4, 8, 16, 71, 142, 284, 568, 1136, 137239, 274478, 548956, 1097912, 2195824, 9743969, 19487938, 38975876, 77951752, 155903504]

約数ペア:

[(1, 155903504), (2, 77951752), (4, 38975876), (8, 19487938), (16, 9743969), (71, 2195824), (142, 1097912), (284, 548956), (568, 274478), (1136, 137239)]