2787166151

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{173}}^1\times {\mathrm{827}}^1$

素因数の和:1052

約数の個数: 48

約数和(自身を含む): 3679022592

約数和(自身を除く): 891856441

約数列:

[1, 7, 11, 23, 77, 121, 161, 173, 253, 827, 847, 1211, 1771, 1903, 2783, 3979, 5789, 9097, 13321, 19021, 19481, 20933, 27853, 43769, 63679, 100067, 133147, 143071, 146531, 209231, 306383, 481459, 700469, 1001497, 1464617, 1573781, 2301541, 3290633, 3370213, 11016467, 16110787, 17311591, 23034431, 36196963, 121181137, 253378741, 398166593, 2787166151]

約数ペア:

[(1, 2787166151), (7, 398166593), (11, 253378741), (23, 121181137), (77, 36196963), (121, 23034431), (161, 17311591), (173, 16110787), (253, 11016467), (827, 3370213), (847, 3290633), (1211, 2301541), (1771, 1573781), (1903, 1464617), (2783, 1001497), (3979, 700469), (5789, 481459), (9097, 306383), (13321, 209231), (19021, 146531), (19481, 143071), (20933, 133147), (27853, 100067), (43769, 63679)]