256536616

素因数分解:

$2^3\times 7^1\times {\mathrm{4581011}}^1$

素因数の和:4581024

約数の個数: 16

約数和(自身を含む): 549721440

約数和(自身を除く): 293184824

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 4581011, 9162022, 18324044, 32067077, 36648088, 64134154, 128268308, 256536616]

約数ペア:

[(1, 256536616), (2, 128268308), (4, 64134154), (7, 36648088), (8, 32067077), (14, 18324044), (28, 9162022), (56, 4581011)]