99880781

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{193}}^1$

素因数の和:282

約数の個数: 48

約数和(自身を含む): 138711552

約数和(自身を除く): 38830771

約数列:

[1, 7, 11, 13, 47, 77, 91, 121, 143, 193, 329, 517, 611, 847, 1001, 1351, 1573, 2123, 2509, 3619, 4277, 5687, 6721, 9071, 11011, 14861, 17563, 23353, 27599, 39809, 47047, 63497, 73931, 99781, 117923, 163471, 193193, 303589, 517517, 698467, 825461, 1097591, 1297153, 2125123, 7683137, 9080071, 14268683, 99880781]

約数ペア:

[(1, 99880781), (7, 14268683), (11, 9080071), (13, 7683137), (47, 2125123), (77, 1297153), (91, 1097591), (121, 825461), (143, 698467), (193, 517517), (329, 303589), (517, 193193), (611, 163471), (847, 117923), (1001, 99781), (1351, 73931), (1573, 63497), (2123, 47047), (2509, 39809), (3619, 27599), (4277, 23353), (5687, 17563), (6721, 14861), (9071, 11011)]