81018476

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{263047}}^1$

素因数の和:263069

約数の個数: 24

約数和(自身を含む): 176768256

約数和(自身を除く): 95749780

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 263047, 526094, 1052188, 1841329, 2893517, 3682658, 5787034, 7365316, 11574068, 20254619, 40509238, 81018476]

約数ペア:

[(1, 81018476), (2, 40509238), (4, 20254619), (7, 11574068), (11, 7365316), (14, 5787034), (22, 3682658), (28, 2893517), (44, 1841329), (77, 1052188), (154, 526094), (308, 263047)]