257346512

素因数分解:

$2^4\times {\mathrm{463}}^1\times {\mathrm{34739}}^1$

素因数の和:35210

約数の個数: 20

約数和(自身を含む): 499700160

約数和(自身を除く): 242353648

約数列:

[1, 2, 4, 8, 16, 463, 926, 1852, 3704, 7408, 34739, 69478, 138956, 277912, 555824, 16084157, 32168314, 64336628, 128673256, 257346512]

約数ペア:

[(1, 257346512), (2, 128673256), (4, 64336628), (8, 32168314), (16, 16084157), (463, 555824), (926, 277912), (1852, 138956), (3704, 69478), (7408, 34739)]