291134228

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{85931}}^1$

素因数の和:85964

約数の個数: 36

約数和(自身を含む): 640021536

約数和(自身を除く): 348887308

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 121, 154, 242, 308, 484, 847, 1694, 3388, 85931, 171862, 343724, 601517, 945241, 1203034, 1890482, 2406068, 3780964, 6616687, 10397651, 13233374, 20795302, 26466748, 41590604, 72783557, 145567114, 291134228]

約数ペア:

[(1, 291134228), (2, 145567114), (4, 72783557), (7, 41590604), (11, 26466748), (14, 20795302), (22, 13233374), (28, 10397651), (44, 6616687), (77, 3780964), (121, 2406068), (154, 1890482), (242, 1203034), (308, 945241), (484, 601517), (847, 343724), (1694, 171862), (3388, 85931)]